-63783

Appears in sequences

• Expansion of 1/((1 - x)^6 + x^6).at n=14A306940
• G.f.: Sum_{n=-oo..+oo} x^(n*(n+1)/2) * C(x)^(3*n-3), where C(x) = 1 + x*C(x)^2 is the g.f. of the Catalan numbers (A000108).at n=41A355348