# A353192 (b-file synthesized from sequence entry) 0 1 1 1 2 3 3 16 4 110 5 986 6 10202 7 126288 8 1770120 9 27939192 10 489658632 11 9455296896 12 198951693360 13 4537680805776 14 111426422418768 15 2931467216681856 16 82273083792879744 17 2453340521239749504 18 77458777017799833216 19 2581489882182061744128