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| n | a(n) |
|---|---|
| 0 | 5 |
| 1 | 7 |
| 2 | 10 |
| 3 | 14 |
| 4 | 21 |
| 5 | 33 |
| 6 | 52 |
| 7 | 85 |
| 8 | 144 |
| 9 | 248 |
| 10 | 438 |
| 11 | 791 |
| 12 | 1456 |
| 13 | 2731 |
| 14 | 5213 |
| 15 | 10112 |
| 16 | 19920 |
| 17 | 39819 |
| 18 | 80704 |
| 19 | 165749 |
| 20 | 344758 |
| 21 | 725888 |
| 22 | 1546398 |
| 23 | 3331879 |
| 24 | 7257856 |
| 25 | 15978098 |
| 26 | 35538283 |
| 27 | 79834112 |
| 28 | 181082105 |
| 29 | 414609369 |
| 30 | 958004224 |
| 31 | 2233339296 |
| 32 | 5251710002 |
| 33 | 12454043648 |
| 34 | 29777842663 |
| 35 | 71773351064 |
| 36 | 174356586496 |
| 37 | 426815713006 |
| 38 | 1052675774422 |
[5,7,10,14,21,33,52,85,144,248,438,791,1456,2731, 5213,10112,19920,39819,80704,165749,344758,725888, 1546398,3331879,7257856,15978098,35538283, 79834112,181082105,414609369,958004224,2233339296, 5251710002,12454043648,29777842663,71773351064, 174356586496,426815713006,1052675774422] |