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| n | a(n) |
|---|---|
| 0 | 27 |
| 1 | 28 |
| 2 | 55 |
| 3 | 83 |
| 4 | 138 |
| 5 | 1187 |
| 6 | 1325 |
| 7 | 2512 |
| 8 | 3837 |
| 9 | 6349 |
| 10 | 346683 |
| 11 | 353032 |
| 12 | 699715 |
| 13 | 1052747 |
| 14 | 1752462 |
| 15 | 15072443 |
| 16 | 16824905 |
| 17 | 31897348 |
| 18 | 48722253 |
| 19 | 80619601 |
| 20 | 4402180707 |
| 21 | 4482800308 |
| 22 | 8884981015 |
| 23 | 13367781323 |
| 24 | 22252762338 |
| 25 | 191389880027 |
| 26 | 213642642365 |
| 27 | 405032522392 |
[27,28,55,83,138,1187,1325,2512,3837,6349,346683, 353032,699715,1052747,1752462,15072443,16824905, 31897348,48722253,80619601,4402180707,4482800308, 8884981015,13367781323,22252762338,191389880027, 213642642365,405032522392] |