# A347014 (b-file synthesized from sequence entry) 0 1 1 2 2 10 3 116 4 2140 5 52856 6 1627192 7 59930480 8 2568599056 9 125553289760 10 6892279877536 11 419788155021632 12 28090704069553600 13 2048487353985408896 14 161687913401407530880 15 13733087614786273308416 16 1248892148354210466595072 17 121073054127693143488709120