# A298399 (b-file synthesized from sequence entry) 1 1 2 3 3 1 4 28 5 28 6 1 7 840 8 1960 9 120 10 1 11 83328 12 416640 13 39680 14 496 15 1 16 27998208 17 295536640 18 40354560 19 666624 20 2016 21 1 22 32509919232 23 733279289344 24 138360668160 25 2757537792 26 10924032 27 8128 28 1 29 132640470466560 30 6568159593103360 31 1654847774392320 32 38430207737856 33 181463777280 34 176865280 35 32640 36 1