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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 6 |
| 4 | 11 |
| 5 | 16 |
| 6 | 22 |
| 7 | 29 |
| 8 | 39 |
| 9 | 50 |
| 10 | 60 |
| 11 | 71 |
| 12 | 84 |
| 13 | 97 |
| 14 | 111 |
| 15 | 126 |
| 16 | 147 |
| 17 | 164 |
| 18 | 184 |
| 19 | 203 |
| 20 | 224 |
| 21 | 245 |
| 22 | 267 |
| 23 | 290 |
| 24 | 316 |
| 25 | 345 |
| 26 | 371 |
| 27 | 402 |
| 28 | 431 |
| 29 | 460 |
| 30 | 490 |
| 31 | 521 |
| 32 | 559 |
| 33 | 592 |
| 34 | 626 |
| 35 | 661 |
| 36 | 702 |
| 37 | 739 |
| 38 | 777 |
| 39 | 816 |
| 40 | 858 |
| 41 | 899 |
| 42 | 941 |
| 43 | 984 |
| 44 | 1029 |
| 45 | 1076 |
| 46 | 1122 |
| 47 | 1169 |
| 48 | 1222 |
| 49 | 1277 |
| 50 | 1331 |
| 51 | 1382 |
| 52 | 1435 |
| 53 | 1488 |
| 54 | 1546 |
| 55 | 1601 |
| 56 | 1659 |
| 57 | 1716 |
| 58 | 1774 |
| 59 | 1833 |
| 60 | 1894 |
| 61 | 1955 |
[1,3,6,11,16,22,29,39,50,60,71,84,97,111,126,147, 164,184,203,224,245,267,290,316,345,371,402,431, 460,490,521,559,592,626,661,702,739,777,816,858, 899,941,984,1029,1076,1122,1169,1222,1277,1331, 1382,1435,1488,1546,1601,1659,1716,1774,1833,1894, 1955] |