# A191574 (b-file synthesized from sequence entry) 1 2 2 8 3 64 4 1024 5 31744 6 1935544 7 233799896 8 55948528920 9 26536519769600 10 24832233133823360 11 45900199968106888384 12 167513350972291906490904 13 1207375485963640678858065184