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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 1 |
| 3 | 2 |
| 4 | 4 |
| 5 | 7 |
| 6 | 13 |
| 7 | 22 |
| 8 | 31 |
| 9 | 40 |
| 10 | 67 |
| 11 | 94 |
| 12 | 121 |
| 13 | 202 |
| 14 | 283 |
| 15 | 364 |
| 16 | 607 |
| 17 | 850 |
| 18 | 1093 |
| 19 | 1822 |
| 20 | 2551 |
| 21 | 3280 |
| 22 | 5467 |
| 23 | 7654 |
| 24 | 9112 |
| 25 | 9841 |
| 26 | 12757 |
| 27 | 16402 |
| 28 | 22963 |
| 29 | 27337 |
| 30 | 29524 |
| 31 | 38272 |
| 32 | 49207 |
| 33 | 68890 |
| 34 | 82012 |
| 35 | 88573 |
| 36 | 114817 |
| 37 | 147622 |
| 38 | 206671 |
| 39 | 246037 |
| 40 | 265720 |
| 41 | 344452 |
| 42 | 442867 |
| 43 | 620014 |
| 44 | 738112 |
[0,1,2,4,7,13,22,31,40,67,94,121,202,283,364,607, 850,1093,1822,2551,3280,5467,7654,9112,9841,12757, 16402,22963,27337,29524,38272,49207,68890,82012, 88573,114817,147622,206671,246037,265720,344452, 442867,620014,738112] |