# A297675 (b-file synthesized from sequence entry) 2 3 3 12 4 24 5 39 6 57 7 78 8 102 9 129 10 159 11 192 12 228 13 267 14 309 15 354 16 402 17 453 18 507 19 564 20 624 21 687 22 753 23 822 24 894 25 969 26 1047 27 1128 28 1212 29 1299 30 1389 31 1482 32 1578 33 1677 34 1779 35 1884 36 1992 37 2103 38 2217 39 2334 40 2454 41 2577 42 2703 43 2832 44 2964 45 3099 46 3237 47 3378 48 3522 49 3669 50 3819 51 3972 52 4128