# A061724 (b-file synthesized from sequence entry) 2 109 3 1920 4 26730 5 4385270 6 13486709 7 13652048 8 134267085 9 285963417 10 341872690 11 1032479568 12 1026349857 13 1027563984 14 1029637584 15 1239574806 16 2059716348 17 1654923078 18 58157032649 19 8152497360 20 17345693802 21 127601348591