248696

Appears in sequences

• Triangle read by rows: T(n,m) = number of T_0-multigraphs with n edges and m vertices(n>=2, 3<=m<=2*n).at n=25A093855
• Riordan matrix T from A084358 (lists of sets of lists) inverse to the Riordan matrix TI = 2I-A129652 formed from A000262 (number of sets of lists) and reciprocal under a partition transform.at n=39A133289
• Expansion of e.g.f. 1/(1 - x^2 * exp(x)).at n=8A358080