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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 6 |
| 4 | 11 |
| 5 | 17 |
| 6 | 24 |
| 7 | 33 |
| 8 | 43 |
| 9 | 54 |
| 10 | 67 |
| 11 | 81 |
| 12 | 97 |
| 13 | 114 |
| 14 | 132 |
| 15 | 152 |
| 16 | 173 |
| 17 | 195 |
| 18 | 219 |
| 19 | 244 |
| 20 | 270 |
| 21 | 298 |
| 22 | 327 |
| 23 | 358 |
| 24 | 390 |
| 25 | 423 |
| 26 | 458 |
| 27 | 494 |
| 28 | 531 |
| 29 | 570 |
| 30 | 610 |
| 31 | 651 |
| 32 | 694 |
| 33 | 738 |
| 34 | 784 |
| 35 | 831 |
| 36 | 879 |
| 37 | 929 |
| 38 | 980 |
| 39 | 1032 |
| 40 | 1086 |
| 41 | 1141 |
| 42 | 1197 |
| 43 | 1255 |
| 44 | 1314 |
| 45 | 1375 |
| 46 | 1437 |
| 47 | 1500 |
| 48 | 1565 |
| 49 | 1631 |
| 50 | 1698 |
| 51 | 1767 |
| 52 | 1837 |
[1,3,6,11,17,24,33,43,54,67,81,97,114,132,152,173, 195,219,244,270,298,327,358,390,423,458,494,531, 570,610,651,694,738,784,831,879,929,980,1032,1086, 1141,1197,1255,1314,1375,1437,1500,1565,1631,1698, 1767,1837] |