# A036719 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 3 4 7 5 22 6 65 7 212 8 697 9 2372 10 8179 11 28703 12 101851 13 365393 14 1322034 15 4820378 16 17691018 17 65306700 18 242317423 19 903242615 20 3380707920 21 12700575742 22 47874113728 23 181013422393 24 686341240781 25 2609093456212 26 9941953711409