-1654

Appears in sequences

• Expansion of x^2*(-1+x+x^2)/(-1+x+x^2-x^3+x^5).at n=27A107332
• Expansion of 1/(1 + x - x^3 - x^4 - x^8 - x^12 - x^13 - x^17 - x^21 - x^22 - x^26 - x^30 - x^31 + x^33 + x^34).at n=53A173908
• G.f.: Sum_{n>=1} (-1)^(n-1) * x^(n^2)/(1 - x^n)^n.at n=83A303506
• a(n) = n! * [x^n] exp(n - exp(x) * (exp(n*x) - 1) / (exp(x) - 1)).at n=4A331582