# A361613 (b-file synthesized from sequence entry) 4 3225600 5 27398246400 6 58912149381120 7 35354354296504320 8 13112764372566835200 9 3994995853001760768000 10 1112834567045660389539840 11 296989774972633598731223040 12 77616116494664898347650252800 13 20075253208336550377420672204800 14 5165728566421154658646365736796160