# A092822 (b-file synthesized from sequence entry) 0 1 1 3 2 10 3 32 4 100 5 312 6 988 7 3208 8 10728 9 36944 10 130604 11 471880 12 1734616 13 6461808 14 24317080 15 92222288 16 351854032 17 1348762016 18 5189792716 19 20031335240 20 77516440696 21 300630949424 22 1168151092552 23 4546596321392 24 17721978842800