88566

Appears in sequences

• A scaled Legendre triangle.at n=61A110124
• Triangle read by rows: T(n,k) (n>=1, 0<=k<n) is the number of permutations of n things that require k stack-sorts.at n=39A262494
• Number of nX3 0..1 arrays with every element unequal to 2, 3 or 5 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.at n=23A317866