# A019143 (b-file synthesized from sequence entry) 3 0 4 2 5 2 6 3 7 11 8 12 9 37 10 98 11 148 12 567 13 1047 14 2743 15 7378 16 16767 17 45292 18 115389 19 292991 20 775986 21 1976919 22 5158029 23 13460992 24 34861502 25 91448800 26 239022545 27 626961606 28 1651846923 29 4352991338 30 11508510524 31 30493606295