# A110415 (b-file synthesized from sequence entry) 1 11 2 11 3 12 4 106 5 1024 6 1120 7 10720 8 105040 9 1040320 10 10362880 11 103628800 12 1039916800 13 10479001600 14 106227020800 15 10087178291200 16 101307674368000 17 1020922789888000 18 10355687428096000 19 1006402373705728000