# A110822 (b-file synthesized from sequence entry) 0 1 1 15 2 -112 3 1680 4 -31472 5 660240 6 -14839664 7 349414800 8 -8507710960 9 212459830800 10 -5411770287728 11 140059532123280 12 -3672503890520304 13 97354865146790160 14 -2604834063375041904 15 70252635819008699280 16 -1907877108652806790128 17 52128195213064060918800 18 -1431935470768717669608560