213990

Appears in sequences

• Series expansion of (eta(q^9) / eta(q))^3 in powers of q.at n=19A121589
• Triangle T(n,k), n>=0, 0<=k<=n, read by rows: T(n,k) = number of simple graphs on n labeled nodes with k edges where each maximally connected subgraph is either a tree or a cycle.at n=42A144163
• a(n) = 18522*n - 8274.at n=11A157735