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| n | a(n) |
|---|---|
| 1 | 7 |
| 2 | 13 |
| 3 | 43 |
| 4 | 73 |
| 5 | 601 |
| 6 | 643 |
| 7 | 883 |
| 8 | 2131 |
| 9 | 2383 |
| 10 | 2689 |
| 11 | 3559 |
| 12 | 3583 |
| 13 | 4549 |
| 14 | 6133 |
| 15 | 7549 |
| 16 | 8011 |
| 17 | 9043 |
| 18 | 13399 |
| 19 | 13933 |
| 20 | 15973 |
| 21 | 17599 |
| 22 | 19141 |
| 23 | 21493 |
| 24 | 26251 |
| 25 | 26263 |
| 26 | 34513 |
| 27 | 38671 |
| 28 | 39229 |
| 29 | 39343 |
| 30 | 48313 |
| 31 | 49741 |
| 32 | 52543 |
| 33 | 53089 |
| 34 | 53593 |
| 35 | 55051 |
| 36 | 55663 |
| 37 | 56101 |
[7,13,43,73,601,643,883,2131,2383,2689,3559,3583, 4549,6133,7549,8011,9043,13399,13933,15973,17599, 19141,21493,26251,26263,34513,38671,39229,39343, 48313,49741,52543,53089,53593,55051,55663,56101] |