# A081067 (b-file synthesized from sequence entry) 0 5 1 20 2 125 3 845 4 5780 5 39605 6 271445 7 1860500 8 12752045 9 87403805 10 599074580 11 4106118245 12 28143753125 13 192900153620 14 1322157322205 15 9062201101805 16 62113250390420 17 425730551631125 18 2918000611027445 19 20000273725560980