# A288163 (b-file synthesized from sequence entry) 0 1 1 1 2 5 3 84 4 4004 5 494760 6 150120600 7 107969547840 8 179605731622464 9 678695382464158080 10 5745964983105758544000 11 107798142804281290451059200 12 4441362930723337358985334172160 13 398854836980938754158182857661404160 14 77576833096847783279235708819073596288000