# A318496 (b-file synthesized from sequence entry) 0 1 1 30 2 1440 3 85260 4 5606100 5 391231080 6 28360117800 7 2110794125400 8 160187289344100 9 12339496371120600 10 961855480344860640 11 75700880007230883600 12 6005580964527420946800 13 479651805879329497831200 14 38529018420812424368031600 15 3110295017383730347887664560