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| n | a(n) |
|---|---|
| 1 | 8 |
| 2 | 17 |
| 3 | 54 |
| 4 | 57 |
| 5 | 177 |
| 6 | 368 |
| 7 | 2169 |
| 8 | 2530 |
| 9 | 6250 |
| 10 | 8361 |
| 11 | 94932 |
| 12 | 131361 |
| 13 | 178478 |
| 14 | 524649 |
| 15 | 1596520 |
| 16 | 1647086 |
| 17 | 8389137 |
| 18 | 48989176 |
| 19 | 129145076 |
| 20 | 536871753 |
| 21 | 1162268326 |
| 22 | 1221074418 |
| 23 | 1996813914 |
| 24 | 2147484609 |
| 25 | 94143190994 |
| 26 | 96951758924 |
| 27 | 137438954841 |
[8,17,54,57,177,368,2169,2530,6250,8361,94932, 131361,178478,524649,1596520,1647086,8389137, 48989176,129145076,536871753,1162268326, 1221074418,1996813914,2147484609,94143190994, 96951758924,137438954841] |