# A346186 (b-file synthesized from sequence entry) 0 1 1 1 2 2 3 12 4 132 5 2664 6 86328 7 4257504 8 302249232 9 29749088160 10 3929593244256 11 678729769735680 12 149951093054923584 13 41593439995316826624 14 14254785976456164378240 15 5952723682598023085466624 16 2992204352832467277009072384 17 1791038631707465961597691673088