# A081077 (b-file synthesized from sequence entry) 0 6 1 21 2 126 3 846 4 5781 5 39606 6 271446 7 1860501 8 12752046 9 87403806 10 599074581 11 4106118246 12 28143753126 13 192900153621 14 1322157322206 15 9062201101806 16 62113250390421 17 425730551631126 18 2918000611027446 19 20000273725560981