38005
domain: N
Appears in sequences
- a(n) = a(n-1) + a(n-2) + 1 for n>1, a(0)=0, a(1)=4.at n=20A022309
- Binomial transform of A000011.at n=12A054198
- Number of permutations of length n which avoid the patterns 321, 31245.at n=12A116851
- Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 801", based on the 5-celled von Neumann neighborhood.at n=33A273575
- Number of unlabeled connected leafless loopless multigraphs with n edges.at n=12A307317