# A126578 (b-file synthesized from sequence entry) 1 1 2 3 3 4 4 105 5 4 6 85085 7 40 8 45045 9 40040 10 66927861 11 2520 12 167133741775 13 27720 14 644658718275 15 16997552 16 4512611027925 17 240240 18 190103424450275260925 19 816816 20 3873805630307495883 21 28269478608800 22 1257729100749186975 23 15519504