The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 16 |
| 2 | 86 |
| 3 | 255 |
| 4 | 596 |
| 5 | 1240 |
| 6 | 2388 |
| 7 | 4325 |
| 8 | 7436 |
| 9 | 12222 |
| 10 | 19316 |
| 11 | 29499 |
| 12 | 43716 |
| 13 | 63092 |
| 14 | 88948 |
| 15 | 122817 |
| 16 | 166460 |
| 17 | 221882 |
| 18 | 291348 |
| 19 | 377399 |
| 20 | 482868 |
| 21 | 610896 |
| 22 | 764948 |
| 23 | 948829 |
| 24 | 1166700 |
| 25 | 1423094 |
| 26 | 1722932 |
| 27 | 2071539 |
| 28 | 2474660 |
| 29 | 2938476 |
| 30 | 3469620 |
| 31 | 4075193 |
| 32 | 4762780 |
| 33 | 5540466 |
[16,86,255,596,1240,2388,4325,7436,12222,19316, 29499,43716,63092,88948,122817,166460,221882, 291348,377399,482868,610896,764948,948829,1166700, 1423094,1722932,2071539,2474660,2938476,3469620, 4075193,4762780,5540466] |