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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 50 |
| 3 | 150 |
| 4 | 5582 |
| 5 | 59454 |
| 6 | 809199 |
| 7 | 12253344 |
| 8 | 172499046 |
| 9 | 2472824902 |
| 10 | 35500451150 |
| 11 | 508045097098 |
| 12 | 7282384171365 |
| 13 | 104368818508683 |
| 14 | 1495505413391238 |
| 15 | 21431556255615852 |
| 16 | 307122975469556954 |
| 17 | 4401164677075990109 |
[2,50,150,5582,59454,809199,12253344,172499046, 2472824902,35500451150,508045097098,7282384171365, 104368818508683,1495505413391238, 21431556255615852,307122975469556954, 4401164677075990109] |