57081

Appears in sequences

• Fibonacci sequence beginning 5, 19.at n=18A022143
• Number of representations of 0 as a sum of numbers d*k with d in {-1,1} and k in {1,2,...,n}, where the sum of the numbers k is 2n.at n=21A236429
• Number of partitions p of n such that m(p) <= m(c(p)), where m = maximal multiplicity of parts, and c = conjugate.at n=45A240727