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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 6 |
| 3 | 15 |
| 4 | 19 |
| 5 | 24 |
| 6 | 42 |
| 7 | 73 |
| 8 | 127 |
| 9 | 208 |
| 10 | 337 |
| 11 | 528 |
| 12 | 827 |
| 13 | 1263 |
| 14 | 1902 |
| 15 | 2819 |
| 16 | 4133 |
| 17 | 5986 |
| 18 | 8578 |
| 19 | 12146 |
| 20 | 17057 |
| 21 | 23711 |
| 22 | 32708 |
| 23 | 44726 |
| 24 | 60713 |
| 25 | 81800 |
| 26 | 109468 |
| 27 | 145526 |
| 28 | 192288 |
| 29 | 252521 |
| 30 | 329792 |
| 31 | 428316 |
| 32 | 553478 |
| 33 | 711596 |
| 34 | 910563 |
| 35 | 1159790 |
| 36 | 1470798 |
| 37 | 1857286 |
| 38 | 2335838 |
[1,6,15,19,24,42,73,127,208,337,528,827,1263,1902, 2819,4133,5986,8578,12146,17057,23711,32708,44726, 60713,81800,109468,145526,192288,252521,329792, 428316,553478,711596,910563,1159790,1470798, 1857286,2335838] |