47862
domain: N
Appears in sequences
- Floor-Sqrt transform of derangement numbers (A000166).at n=13A192676
- Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 657", based on the 5-celled von Neumann neighborhood.at n=32A273336
- G.f. satisfies: A(x)^2 = A( x^2/(1 - 2*x - 2*x^2) ).at n=11A274478