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| n | a(n) |
|---|---|
| 1 | 55 |
| 2 | 89 |
| 3 | 233 |
| 4 | 377 |
| 5 | 5702887 |
| 6 | 9227465 |
| 7 | 24157817 |
| 8 | 39088169 |
| 9 | 7778742049 |
| 10 | 86267571272 |
| 11 | 139583862445 |
| 12 | 591286729879 |
| 13 | 956722026041 |
| 14 | 2504730781961 |
| 15 | 4052739537881 |
| 16 | 61305790721611591 |
| 17 | 99194853094755497 |
| 18 | 259695496911122585 |
| 19 | 420196140727489673 |
| 20 | 135301852344706746049 |
[55,89,233,377,5702887,9227465,24157817,39088169, 7778742049,86267571272,139583862445,591286729879, 956722026041,2504730781961,4052739537881, 61305790721611591,99194853094755497, 259695496911122585,420196140727489673, 135301852344706746049] |