A057869 Triangle of coefficients of x^2 in the Neumann polynomials.

1, 1, 4, 1, 24, 3, 192, 16, 1, 1920, 120, 5, 23040, 1152, 36, 1, 322560, 13440, 336, 7, 5160960, 184320, 3840, 64, 1, 92897280, 2903040, 51840, 720, 9, 1857945600, 51609600, 806400, 9600, 100, 1, 40874803200, 1021870080, 14192640, 147840

Offset

0,3

Links

Table of n, a(n) for n=0..39.

Eric Weisstein's World of Mathematics, Neumann Polynomial.

Crossrefs

Sequence in context: A039812 A308559 A249268 * A337204 A166027 A158978

Adjacent sequences: A057866 A057867 A057868 * A057870 A057871 A057872

Keyword

nonn,tabl

Author

Eric W. Weisstein

Status

approved