# A122025 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 1 4 1 5 2 6 5 7 13 8 29 9 109 10 629 11 4274 12 23329 13 170353 14 2034385 15 35152177 16 494532481 17 7768108946 18 176258003381 19 7248370100941 20 266967020984381 21 9997125891977197 22 431397731193035525 23 38079906742644329378