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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 8 |
| 2 | 9 |
| 3 | 17 |
| 4 | 43 |
| 5 | 103 |
| 6 | 146 |
| 7 | 2877 |
| 8 | 5900 |
| 9 | 8777 |
| 10 | 23454 |
| 11 | 126047 |
| 12 | 1157877 |
| 13 | 1283924 |
| 14 | 7577497 |
| 15 | 8861421 |
| 16 | 34161760 |
| 17 | 43023181 |
| 18 | 163231303 |
| 19 | 206254484 |
| 20 | 369485787 |
| 21 | 10921342307 |
| 22 | 11290828094 |
| 23 | 22212170401 |
| 24 | 77927339297 |
| 25 | 100139509698 |
| 26 | 378345868391 |
| 27 | 478485378089 |
| 28 | 2770772758836 |
[1,8,9,17,43,103,146,2877,5900,8777,23454,126047, 1157877,1283924,7577497,8861421,34161760,43023181, 163231303,206254484,369485787,10921342307, 11290828094,22212170401,77927339297,100139509698, 378345868391,478485378089,2770772758836] |