# A045725 (b-file synthesized from sequence entry) 1 1 2 13 3 144 4 1597 5 10946 6 17711 7 121393 8 196418 9 1346269 10 14930352 11 102334155 12 165580141 13 1134903170 14 1836311903 15 12586269025 16 139583862445 17 1548008755920 18 10610209857723 19 17167680177565 20 117669030460994 21 190392490709135 22 1304969544928657 23 14472334024676221 24 160500643816367088