-131040

Appears in sequences

• Triangle T(n,k) by rows: coefficient [x^(n-k)] of 2^n * n! *L(n,1/2,x), with L the generalized Laguerre polynomials in the Abramowitz-Stegun normalization.at n=30A098503
• Column 2 of triangle in A331431.at n=11A331434