# A373719 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 4 4 9 5 26 6 91 7 281 8 1105 9 4105 10 16576 11 70643 12 301405 13 1382928 14 6363876 15 30605836 16 150820769 17 758835104 18 3941917840 19 20787546715 20 112615930451 21 620969188400 22 3492709446326 23 20034747631656 24 116780977502105 25 693539635192626 26 4181549476945504 27 25627647913369903