-16632

Appears in sequences

• Expansion of Eisenstein series E_6(q) (alternate convention E_3(q)).at n=2A013973
• Triangle read by rows: row n gives coefficients C(n,j) for a Sheffer sequence (binomial-type) with raising operator -x { 1 + W[ -exp(-2) * (2+D) ] } where W is the Lambert W multi-valued function.at n=39A135338
• Irregular triangle read by rows: coefficients of polynomials related to a family of convolutions of certain central binomial sequences.at n=38A142961
• Triangle interpolating between (-1)^n (A033999) and the swinging factorial function (A056040) restricted to odd indices (2n+1)$ (A002457), read by rows.at n=26A163945
• Expansion of q^(1/4) * (eta(q) / eta(q^3))^3 in powers of q.at n=40A199659