# A114411 (b-file synthesized from sequence entry) 0 1 1 2 2 3 3 5 4 14 5 33 6 65 7 238 8 627 9 1495 10 6902 11 19437 12 55315 13 282982 14 835791 15 2599805 16 14998046 17 49311669 18 158588105 19 1004869082 20 3501128499 21 11576931665 22 79384657478 23 290593665417 24 1030346918185 25 7700311775366 26 29349960207117