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| n | a(n) |
|---|---|
| 0 | 13 |
| 1 | 169 |
| 2 | 5473 |
| 3 | 283009 |
| 4 | 17106433 |
| 5 | 1078990849 |
| 6 | 68803387393 |
| 7 | 4399388786689 |
| 8 | 281496451940353 |
| 9 | 18014742108438529 |
| 10 | 1152927002171277313 |
| 11 | 73787064255793594369 |
| 12 | 4722367890244629430273 |
| 13 | 302231477421655833182209 |
| 14 | 19342813474122038595551233 |
| 15 | 1237940045049987804375810049 |
[13,169,5473,283009,17106433,1078990849, 68803387393,4399388786689,281496451940353, 18014742108438529,1152927002171277313, 73787064255793594369,4722367890244629430273, 302231477421655833182209, 19342813474122038595551233, 1237940045049987804375810049] |