# A176612 (b-file synthesized from sequence entry) 0 1 1 2 2 7 3 22 4 77 5 297 6 1217 7 5192 8 22807 9 102427 10 468067 11 2169227 12 10170687 13 48155437 14 229916207 15 1105682842 16 5350944837 17 26040130117 18 127349649297 19 625556921097 20 3085016483557 21 15268791946687 22 75816909660597