# A022495 (b-file synthesized from sequence entry) 0 1 1 4 2 11 3 23 4 48 5 85 6 147 7 239 8 375 9 564 10 834 11 1190 12 1672 13 2300 14 3113 15 4143 16 5455 17 7073 18 9085 19 11542 20 14529 21 18119 22 22439 23 27550 24 33615 25 40738 26 49076 27 58769 28 70034 29 82995 30 97922 31 115000 32 134490 33 156630 34 181763 35 210105 36 242073 37 277966 38 318187