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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 17 |
| 4 | 163 |
| 5 | 2753 |
| 6 | 84731 |
| 7 | 4879497 |
| 8 | 535376723 |
| 9 | 112921823249 |
| 10 | 45931435159067 |
| 11 | 36048888105745113 |
| 12 | 54568015172025197171 |
| 13 | 159197415409641803530753 |
| 14 | 894444473815989281612355579 |
| 15 | 9671160618112663336510127727593 |
| 16 | 201110001346886305066013828873025811 |
[1,3,17,163,2753,84731,4879497,535376723, 112921823249,45931435159067,36048888105745113, 54568015172025197171,159197415409641803530753, 894444473815989281612355579, 9671160618112663336510127727593, 201110001346886305066013828873025811] |