227772
domain: N
Appears in sequences
- a(n) = (9/2)*(n-1)*(n-2)*(n-3).at n=38A134171
- A121153 \ A005836.at n=26A170830
- Number of (w,x,y,z) with all terms in {0,...,n}, w and x odd, y even.at n=36A212762
- Irregular triangular array T; row n shows the coefficients of the (n-1)-st polynomial in the obverse convolution s(x)**t(x), where s(x) = n^2 x and t(x) = 2x+1. See Comments.at n=25A375042