1059840

Appears in sequences

• Glaisher's function G(n) (18 squares version).at n=31A002609
• a(n) = 2^n*Bell(n). E.g.f.: exp(exp(2*x)-1).at n=8A055882
• Number of ways to place 4 nonattacking amazons (superqueens) on a 4 X n board.at n=38A174642
• Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 233", based on the 5-celled von Neumann neighborhood.at n=20A286969
• Square array A(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of e.g.f. exp(exp(k*x)-1).at n=63A292913