42110

Appears in sequences

• Number of unlabeled trivalent (or cubic) graphs with 2n nodes.at n=9A005638
• Irregular triangle E(n,g) counting not necessarily connected 3-regular simple graphs on 2n vertices with girth at least g.at n=19A185330
• Numbers n = x0 x1 x2...x9 such that xi is the number of digits greater than i in n.at n=34A226195
• Number of binary words w of length n such that the number of distinct blocks of length k that w contains is <= k+2 for all k.at n=40A297526
• Numbers k such that 403*2^k+1 is prime.at n=33A323101
• Number of distinct circles that can be constructed from an n x n square grid of points using only a compass.at n=17A359931