# A024452 (b-file synthesized from sequence entry) 1 1 2 3 3 5 4 10 5 15 6 23 7 31 8 42 9 55 10 69 11 86 12 105 13 125 14 148 15 173 16 200 17 230 18 262 19 296 20 331 21 369 22 409 23 452 24 498 25 547 26 597 27 649 28 702 29 757 30 819 31 883 32 950 33 1017 34 1090 35 1164 36 1240 37 1320 38 1402 39 1487 40 1574 41 1663 42 1757 43 1851 44 1948