# A337292 (b-file synthesized from sequence entry) 1 5 2 20 3 130 4 1020 5 8855 6 81900 7 791120 8 7887660 9 80560285 10 838553320 11 8863227100 12 94871786100 13 1026317094705 14 11203116342560 15 123243929011680 16 1364973221797900 17 15207477517956825 18 170321264840835900 19 1916512328325665070 20 21655893753689280120