# A148044 (b-file synthesized from sequence entry) 0 1 1 1 2 2 3 3 4 10 5 20 6 58 7 119 8 418 9 960 10 3058 11 6996 12 25166 13 61594 14 204930 15 496191 16 1809682 17 4597480 18 15689026 19 39347480 20 144815566 21 377111538 22 1308570866 23 3361896292 24 12453614038 25 33008818730 26 115909050138 27 303076342734 28 1128183183958 29 3030390874566 30 10736386125842 31 28453800826831 32 106322156254386