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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 3 |
| 2 | 4 |
| 3 | 7 |
| 4 | 25 |
| 5 | 32 |
| 6 | 57 |
| 7 | 89 |
| 8 | 2015 |
| 9 | 2104 |
| 10 | 4119 |
| 11 | 6223 |
| 12 | 22788 |
| 13 | 29011 |
| 14 | 51799 |
| 15 | 184408 |
| 16 | 8534567 |
| 17 | 25788109 |
| 18 | 34322676 |
| 19 | 60110785 |
| 20 | 214655031 |
| 21 | 274765816 |
| 22 | 489420847 |
| 23 | 764186663 |
| 24 | 17301527433 |
| 25 | 18065714096 |
| 26 | 35367241529 |
| 27 | 53432955625 |
| 28 | 195666108404 |
| 29 | 249099064029 |
| 30 | 444765172433 |
[1,3,4,7,25,32,57,89,2015,2104,4119,6223,22788, 29011,51799,184408,8534567,25788109,34322676, 60110785,214655031,274765816,489420847,764186663, 17301527433,18065714096,35367241529,53432955625, 195666108404,249099064029,444765172433] |