878080
domain: N
Appears in sequences
- Number of colorings of labeled graphs on n nodes using exactly 4 colors, divided by 4!*2^6.at n=6A006202
- Triangle T(n,k) = C_n(k)/2^(k*(k-1)/2) where C_n(k) = number of k-colored labeled graphs with n nodes (n >= 1, 1 <= k <= n).at n=24A058875
- a(n) = Product_{j=0..floor(n/2)} binomial(n,j).at n=7A061778
- Triangle of partial products of binomials.at n=40A090447
- Fifth column (m=4) of triangle A090447.at n=4A090449
- a(n) = Product_{k=0..n} binomial(2*n, k).at n=4A296589