# A178922 (b-file synthesized from sequence entry) 0 1 1 1 2 7 3 55 4 561 5 7151 6 109873 7 1979503 8 40949569 9 956953279 10 24937424601 11 717070946087 12 22555076751793 13 770416688131663 14 28399211252136481 15 1123728578581456351 16 47508270371060021505 17 2137250367863029663487 18 101941438738172545000873 19 5138752649702088758467159