Number of integer sequences of length n+1 with sum zero and sum of absolute values 28.

A157063

Number of integer sequences of length n+1 with sum zero and sum of absolute values 28.

Terms

    a(0) =2a(1) =84a(2) =1962a(3) =32130a(4) =406800a(5) =4208610a(6) =36881420a(7) =280819260a(8) =1893408750a(9) =11472968760a(10) =63221641758a(11) =319917948246

External references