# A333735 (b-file synthesized from sequence entry) 0 1 1 1 2 7 3 31 4 264 5 1856 6 12703 7 71457 8 348622 9 1477513 10 5584477 11 19071063 12 59748789 13 173510124 14 471615249 15 1208756261 16 2940705168 17 6827326093 18 15197942364 19 32566376769 20 67408927586 21 135184087822 22 263356043520 23 499542801451 24 924501767285 25 1672391804486