# A117271 (b-file synthesized from sequence entry) 0 0 1 1 2 2 3 12 4 134 5 2100 6 42302 7 1041852 8 30331814 9 1019056260 10 38805685262 11 1651676734092 12 77703508288694 13 4003868870257620 14 224255353667365022 15 13565588100060643932 16 881405810330856632774 17 61218510507062012550180