68451041280
domain: N
Appears in sequences
- Triangle, read by rows, where T(0,0) = 1, T(n,k) = 2^n*T(n-1,k) + T(n-1,k-1).at n=37A108084
- Number of normalized polynomials of degree n in GF(2)[x,y].at n=7A122743
- Number of simple labeled graphs on n vertices that have at least one vertex of odd degree and at least one vertex of even degree.at n=8A275334
- a(n) = 2^(4*n-4)*(2^n-1).at n=8A371193