55236

Appears in sequences

• E.g.f.: Sum_{n>=0} Product_{k=1..n} -log(1-x^k)/(1-x^k).at n=7A203851
• G.f. A(x) satisfies: [x^n] (1+x)^((n+1)^2) / A(x) = 0 for n>0.at n=5A304193
• a(n) = floor(2^n/(-1 + cot(1/n))).at n=19A332431