# A206198 (b-file synthesized from sequence entry) 1 256 2 1060 3 5136 4 32920 5 118936 6 484704 7 3270240 8 11893600 9 48470400 10 327024000 11 1189360000 12 4847040000 13 32702400000 14 118936000000 15 484704000000 16 3270240000000 17 11893600000000 18 48470400000000 19 327024000000000