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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 2 |
| 3 | 5 |
| 4 | 7 |
| 5 | 12 |
| 6 | 18 |
| 7 | 22 |
| 8 | 28 |
| 9 | 35 |
| 10 | 43 |
| 11 | 51 |
| 12 | 58 |
| 13 | 67 |
| 14 | 77 |
| 15 | 87 |
| 16 | 97 |
| 17 | 108 |
| 18 | 119 |
| 19 | 129 |
| 20 | 141 |
| 21 | 155 |
| 22 | 167 |
| 23 | 181 |
| 24 | 194 |
| 25 | 206 |
| 26 | 221 |
| 27 | 235 |
| 28 | 251 |
| 29 | 266 |
| 30 | 282 |
| 31 | 299 |
| 32 | 314 |
| 33 | 329 |
| 34 | 345 |
| 35 | 363 |
| 36 | 382 |
| 37 | 399 |
| 38 | 418 |
| 39 | 438 |
| 40 | 454 |
| 41 | 473 |
| 42 | 491 |
| 43 | 509 |
| 44 | 531 |
| 45 | 551 |
| 46 | 571 |
| 47 | 594 |
| 48 | 614 |
| 49 | 635 |
| 50 | 655 |
| 51 | 676 |
| 52 | 699 |
| 53 | 719 |
[0,2,5,7,12,18,22,28,35,43,51,58,67,77,87,97,108, 119,129,141,155,167,181,194,206,221,235,251,266, 282,299,314,329,345,363,382,399,418,438,454,473, 491,509,531,551,571,594,614,635,655,676,699,719] |