22545
domain: N
Appears in sequences
- E.g.f. satisfies: A(x) = exp( Sum_{n>=0} a(n)*x^(2n+1)/(2n+1) ).at n=8A138315
- Number of maximal cliques in the n-polygon diagonal intersection graph.at n=24A291949
- Expansion of Product_{k>=1} (1 + 2*x^k - x^(2*k)).at n=44A293182
- Number of n element multisets of the 15th roots of unity with zero sum.at n=49A321418