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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 4 |
| 3 | 7 |
| 4 | 11 |
| 5 | 15 |
| 6 | 20 |
| 7 | 26 |
| 8 | 32 |
| 9 | 38 |
| 10 | 44 |
| 11 | 51 |
| 12 | 58 |
| 13 | 66 |
| 14 | 74 |
| 15 | 82 |
| 16 | 90 |
| 17 | 99 |
| 18 | 108 |
| 19 | 117 |
| 20 | 126 |
| 21 | 136 |
| 22 | 145 |
| 23 | 155 |
| 24 | 166 |
| 25 | 176 |
| 26 | 187 |
| 27 | 198 |
| 28 | 209 |
| 29 | 220 |
| 30 | 232 |
| 31 | 244 |
| 32 | 256 |
| 33 | 268 |
| 34 | 280 |
| 35 | 292 |
| 36 | 305 |
| 37 | 318 |
| 38 | 331 |
| 39 | 344 |
| 40 | 357 |
| 41 | 371 |
| 42 | 384 |
| 43 | 398 |
| 44 | 412 |
| 45 | 426 |
| 46 | 441 |
| 47 | 455 |
| 48 | 470 |
| 49 | 485 |
| 50 | 500 |
| 51 | 515 |
| 52 | 530 |
| 53 | 545 |
| 54 | 561 |
| 55 | 576 |
| 56 | 592 |
[0,1,4,7,11,15,20,26,32,38,44,51,58,66,74,82,90, 99,108,117,126,136,145,155,166,176,187,198,209, 220,232,244,256,268,280,292,305,318,331,344,357, 371,384,398,412,426,441,455,470,485,500,515,530, 545,561,576,592] |