-1544
domain: Z
Appears in sequences
- Coefficient of q^(2n) in the series expansion of Ramanujan's mock theta function f(q).at n=31A000039
- Expansion of (chi(-x) * chi(-x^19))^2 in powers of x where chi() is a Ramanujan theta function.at n=39A134005
- A transform of the Motzkin numbers.at n=23A157143
- G.f. A(x) satisfies: [x^(n+1)] A(x)^(n^2) = 0 for n>=0.at n=6A229044
- Expansion of the series reversion of x*(1 + 4*x + x^2)/(1 - x)^4.at n=3A291536
- Expansion of Sum_{k>0} (1/(1+x^k)^4 - 1).at n=18A363631