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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 23 |
| 3 | 139 |
| 4 | 113 |
| 5 | 1129 |
| 6 | 2477 |
| 7 | 1327 |
| 8 | 30593 |
| 9 | 81463 |
| 10 | 44293 |
| 11 | 34061 |
| 12 | 404597 |
| 13 | 265621 |
| 14 | 155921 |
| 15 | 1100977 |
| 16 | 1098847 |
| 17 | 1349533 |
| 18 | 3117299 |
| 19 | 6958667 |
| 20 | 10343761 |
| 21 | 6034247 |
| 22 | 49268581 |
| 23 | 83751121 |
| 24 | 39389989 |
| 25 | 166726367 |
| 26 | 107534587 |
| 27 | 232423823 |
| 28 | 253878403 |
[3,23,139,113,1129,2477,1327,30593,81463,44293, 34061,404597,265621,155921,1100977,1098847, 1349533,3117299,6958667,10343761,6034247,49268581, 83751121,39389989,166726367,107534587,232423823, 253878403] |