# A280523 (b-file synthesized from sequence entry) 1 1 2 3 3 10 4 30 5 84 6 227 7 603 8 1589 9 4172 10 10936 11 28646 12 75013 13 196405 14 514215 15 1346254 16 3524562 17 9227448 18 24157799 19 63245967 20 165580121 21 433494416 22 1134903148 23 2971215050 24 7778742025 25 20365011049 26 53316291147 27 139583862418