Sequences
392,541 sequences
- Number of 4-ary rooted trees with n nodes and height at most 6.A036611
Number of 4-ary rooted trees with n nodes and height at most 6.
- Number of 4-ary rooted trees with n nodes and height at most 7.A036612
Number of 4-ary rooted trees with n nodes and height at most 7.
- Number of 4-ary rooted trees with n nodes and height at most 8.A036613
Number of 4-ary rooted trees with n nodes and height at most 8.
- Number of 4-ary rooted trees with n nodes and height at most 9.A036614
Number of 4-ary rooted trees with n nodes and height at most 9.
- Number of 5-ary rooted trees with n nodes and height at most 4.A036615
Number of 5-ary rooted trees with n nodes and height at most 4.
- Number of 5-ary rooted trees with n nodes and height at most 5.A036616
Number of 5-ary rooted trees with n nodes and height at most 5.
- Number of 5-ary rooted trees with n nodes and height at most 6.A036617
Number of 5-ary rooted trees with n nodes and height at most 6.
- Number of 5-ary rooted trees with n nodes and height at most 7.A036618
Number of 5-ary rooted trees with n nodes and height at most 7.
- Number of 5-ary rooted trees with n nodes and height at most 8.A036619
Number of 5-ary rooted trees with n nodes and height at most 8.
- Number of 5-ary rooted trees with n nodes and height at most 9.A036620
Number of 5-ary rooted trees with n nodes and height at most 9.
- Number of 6-ary rooted trees with n nodes and height at most 4.A036621
Number of 6-ary rooted trees with n nodes and height at most 4.
- Number of 6-ary rooted trees with n nodes and height at most 5.A036622
Number of 6-ary rooted trees with n nodes and height at most 5.
- Number of 6-ary rooted trees with n nodes and height at most 6.A036623
Number of 6-ary rooted trees with n nodes and height at most 6.
- Number of 6-ary rooted trees with n nodes and height at most 7.A036624
Number of 6-ary rooted trees with n nodes and height at most 7.
- Number of 6-ary rooted trees with n nodes and height at most 8.A036625
Number of 6-ary rooted trees with n nodes and height at most 8.
- Number of 6-ary rooted trees with n nodes and height at most 9.A036626
Number of 6-ary rooted trees with n nodes and height at most 9.
- Number of 4-ary rooted trees with n nodes and height exactly 3.A036627
Number of 4-ary rooted trees with n nodes and height exactly 3.
- Number of 4-ary rooted trees with n nodes and height exactly 4.A036628
Number of 4-ary rooted trees with n nodes and height exactly 4.
- Number of 4-ary rooted trees with n nodes and height exactly 5.A036629
Number of 4-ary rooted trees with n nodes and height exactly 5.
- Number of 4-ary rooted trees with n nodes and height exactly 6.A036630
Number of 4-ary rooted trees with n nodes and height exactly 6.
- Number of 4-ary rooted trees with n nodes and height exactly 7.A036631
Number of 4-ary rooted trees with n nodes and height exactly 7.
- Number of 4-ary rooted trees with n nodes and height exactly 8.A036632
Number of 4-ary rooted trees with n nodes and height exactly 8.
- Number of 4-ary rooted trees with n nodes and height exactly 9.A036633
Number of 4-ary rooted trees with n nodes and height exactly 9.
- Number of 5-ary rooted trees with n nodes and height exactly 3.A036634
Number of 5-ary rooted trees with n nodes and height exactly 3.
- Number of 5-ary rooted trees with n nodes and height exactly 4.A036635
Number of 5-ary rooted trees with n nodes and height exactly 4.
- Number of 5-ary rooted trees with n nodes and height exactly 5.A036636
Number of 5-ary rooted trees with n nodes and height exactly 5.
- Number of 5-ary rooted trees with n nodes and height exactly 6.A036637
Number of 5-ary rooted trees with n nodes and height exactly 6.
- Number of 5-ary rooted trees with n nodes and height exactly 7.A036638
Number of 5-ary rooted trees with n nodes and height exactly 7.
- Number of 5-ary rooted trees with n nodes and height exactly 8.A036639
Number of 5-ary rooted trees with n nodes and height exactly 8.
- Number of 5-ary rooted trees with n nodes and height exactly 9.A036640
Number of 5-ary rooted trees with n nodes and height exactly 9.
- Number of 6-ary rooted trees with n nodes and height exactly 3.A036641
Number of 6-ary rooted trees with n nodes and height exactly 3.
- Number of 6-ary rooted trees with n nodes and height exactly 4.A036642
Number of 6-ary rooted trees with n nodes and height exactly 4.
- Number of 6-ary rooted trees with n nodes and height exactly 5.A036643
Number of 6-ary rooted trees with n nodes and height exactly 5.
- Number of 6-ary rooted trees with n nodes and height exactly 6.A036644
Number of 6-ary rooted trees with n nodes and height exactly 6.
- Number of 6-ary rooted trees with n nodes and height exactly 7.A036645
Number of 6-ary rooted trees with n nodes and height exactly 7.
- Number of 6-ary rooted trees with n nodes and height exactly 8.A036646
Number of 6-ary rooted trees with n nodes and height exactly 8.
- Number of 6-ary rooted trees with n nodes and height exactly 9.A036647
Number of 6-ary rooted trees with n nodes and height exactly 9.
- Number of centered 5-valent trees with n nodes.A036648
Number of centered 5-valent trees with n nodes.
- Number of bicentered 5-valent trees with n nodes.A036649
Number of bicentered 5-valent trees with n nodes.
- Number of 5-valent trees with n nodes.A036650
Number of 5-valent trees with n nodes.
- Number of centered 6-valent trees with n nodes.A036651
Number of centered 6-valent trees with n nodes.
- Number of bicentered 6-valent trees with n nodes.A036652
Number of bicentered 6-valent trees with n nodes.
- Number of 6-valent trees with n nodes.A036653
Number of 6-valent trees with n nodes.
- Triangle of series-parallel numbers.A036654
Triangle of series-parallel numbers.
- Numbers d_n used in recurrence for series-parallel numbers.A036655
Numbers d_n used in recurrence for series-parallel numbers.
- Number of n-node rooted unlabeled trees with outdegree <= 2 and exactly 1 edge at the root.A036656
Number of n-node rooted unlabeled trees with outdegree <= 2 and exactly 1 edge at the root.
- Number of n-node rooted unlabeled trees with out-degree <=2 and exactly 2 edges at the root.A036657
Number of n-node rooted unlabeled trees with out-degree <=2 and exactly 2 edges at the root.
- Number of n-node rooted unlabeled trees with exactly 3 edges at root and otherwise out-degree <= 2.A036658
Number of n-node rooted unlabeled trees with exactly 3 edges at root and otherwise out-degree <= 2.
- Product of n with sum of next n consecutive integers.A036659
Product of n with sum of next n consecutive integers.
- Product of prime p with sum of next p consecutive primes.A036660
Product of prime p with sum of next p consecutive primes.