# A007393 (b-file synthesized from sequence entry) 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 10 0 11 0 12 0 13 0 14 7 15 0 16 16 17 0 18 27 19 0 20 40 21 7 22 55 23 23 24 72 25 50 26 91 27 90 28 119 29 145 30 165 31 217 32 240 33 308 34 357 35 427 36 531 37 592 38 779 39 832 40 1120 41 1189 42 1582 43 1720 44 2211 45 2499 46 3082 47 3619 48 4312 49 5201 50 6075 51 7412 52 8619 53 10494 54 12285