229502

Appears in sequences

• Number of (w,x,y,z) with all terms in {0,...,n} and odd range.at n=25A212890
• Numbers k such that k = x + y, k' = x' + y' and k'' = x'' + y'', where k' and k'' are the first and second arithmetic derivatives of k.at n=27A293252
• Triangle read by rows: T(n, k) = n! * 2^k * hypergeom([-k], [-n], 1/2).at n=33A374428