61705
domain: N
Appears in sequences
- Denominators of column 3 of table described in A051714/A051715.at n=39A051721
- Multiplicative closure of twin prime pair products (A037074).at n=37A074480
- Expansion of 1/((1-3*x-3*x^2-3*x^3)*(1-x)).at n=8A077821
- Row sums of triangle A134480.at n=41A134481
- Arises in enumerating Huffman codes, compact trees, and sums of unit fractions.at n=18A194629
- Leading diagonal of triangle in A222310.at n=42A222311
- Squarefree numbers which yield zero when their prime factors are xored together.at n=33A235488
- Squarefree products of k primes that are symmetrically distributed around their average. Case k = 4.at n=27A294751
- Number of T_0 integer partitions of n.at n=43A319564