# A074111 (b-file synthesized from sequence entry) 1 6 2 30 3 210 4 2310 5 30030 6 510510 7 9699690 8 11741730 9 223092870 10 6469693230 11 10407767370 12 200560490130 13 7420738134810 14 10293281928930 15 304250263527210 16 1001230315195110 17 13082761331670030 18 614889782588491410 19 1004819888620217670 20 32589158477190044730 21 100015003602410826930 22 1922760350154212639070 23 10001176639143305045430 24 117288381359406970983270