| n | a(n) |
|---|---|
| 1 | 4 |
| 2 | 11 |
| 3 | 20 |
| 4 | 30 |
| 5 | 41 |
| 6 | 53 |
| 7 | 64 |
| 8 | 77 |
| 9 | 89 |
| 10 | 103 |
| 11 | 116 |
| 12 | 130 |
| 13 | 143 |
| 14 | 157 |
| 15 | 172 |
| 16 | 186 |
| 17 | 201 |
| 18 | 216 |
| 19 | 231 |
| 20 | 246 |
| 21 | 262 |
| 22 | 277 |
| 23 | 293 |
| 24 | 308 |
| 25 | 324 |
| 26 | 340 |
| 27 | 356 |
| 28 | 373 |
| 29 | 389 |
| 30 | 405 |
| 31 | 422 |
| 32 | 439 |
| 33 | 455 |
| 34 | 472 |
| 35 | 489 |
| 36 | 506 |
| 37 | 523 |
| 38 | 540 |
| 39 | 558 |
| 40 | 575 |
| 41 | 592 |
| 42 | 610 |
| 43 | 627 |
| 44 | 645 |
| 45 | 663 |
| 46 | 680 |
[4,11,20,30,41,53,64,77,89,103,116,130,143,157, 172,186,201,216,231,246,262,277,293,308,324,340, 356,373,389,405,422,439,455,472,489,506,523,540, 558,575,592,610,627,645,663,680] |