The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 3 |
| 3 | 19 |
| 4 | 61 |
| 5 | 229 |
| 6 | 499 |
| 7 | 677 |
| 8 | 1009 |
| 9 | 1753 |
| 10 | 2089 |
| 11 | 2791 |
| 12 | 3167 |
| 13 | 10657 |
| 14 | 12379 |
| 15 | 12893 |
| 16 | 13477 |
| 17 | 15139 |
| 18 | 18553 |
| 19 | 20551 |
| 20 | 21871 |
| 21 | 25367 |
| 22 | 26227 |
| 23 | 26669 |
| 24 | 33601 |
| 25 | 36781 |
| 26 | 36931 |
| 27 | 41399 |
| 28 | 41413 |
| 29 | 43543 |
| 30 | 61543 |
| 31 | 63331 |
| 32 | 63839 |
| 33 | 68903 |
| 34 | 71993 |
| 35 | 75709 |
| 36 | 76343 |
| 37 | 76471 |
| 38 | 86629 |
[2,3,19,61,229,499,677,1009,1753,2089,2791,3167, 10657,12379,12893,13477,15139,18553,20551,21871, 25367,26227,26669,33601,36781,36931,41399,41413, 43543,61543,63331,63839,68903,71993,75709,76343, 76471,86629] |