32946

Appears in sequences

• Central factorial numbers: A008955(n,2).at n=7A000596
• Number of reversible strings with n-1 beads of 2 colors. 4 beads are black. String is not palindromic.at n=32A032091
• Number of partitions of n into parts not of the form 13k, 13k+6 or 13k-6. Also number of partitions with at most 5 parts of size 1 and differences between parts at distance 5 are greater than 1.at n=45A035954
• Numbers n such that n | sigma_12(n).at n=31A055716
• Integer averages of two successive perfect powers (pp(n) + pp(n+1))/2.at n=35A075454
• Distinct-digit averages of two successive perfect powers (pp(n) + pp(n+1))/2.at n=23A075456
• Starting term of the smallest n-chain of numbers whose squares are permutations of the same digits.at n=25A085546
• Numbers n such that n^4 is a sum of 4th powers of four nonzero integers whose sum is n.at n=5A138760
• Numbers that are midway between the nearest square and the nearest cube.at n=26A233075
• Numbers that are exactly halfway between the nearest square and the nearest power of 2.at n=7A249875
• Number of n-element subsets of [n+4] having an even sum.at n=33A282080
• First term of n-th difference sequence of (floor(k*r)), r = -sqrt(7), k >= 0.at n=21A325673
• Triangle Read by rows: T(n,k) is the number of rooted ordered trees with n non-root nodes with non-root node labels in {1,..,k} such that all labels appear at least once in all groups of sibling nodes.at n=47A385123