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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 4 |
| 5 | 6 |
| 6 | 9 |
| 7 | 14 |
| 8 | 21 |
| 9 | 31 |
| 10 | 45 |
| 11 | 66 |
| 12 | 97 |
| 13 | 142 |
| 14 | 208 |
| 15 | 306 |
| 16 | 448 |
| 17 | 656 |
| 18 | 961 |
| 19 | 1408 |
| 20 | 2062 |
| 21 | 3020 |
| 22 | 4423 |
| 23 | 6478 |
| 24 | 9488 |
| 25 | 13896 |
| 26 | 20353 |
| 27 | 29809 |
| 28 | 43658 |
| 29 | 63941 |
| 30 | 93648 |
| 31 | 137156 |
| 32 | 200877 |
| 33 | 294204 |
| 34 | 430888 |
| 35 | 631076 |
| 36 | 924269 |
| 37 | 1353677 |
[1,2,3,4,6,9,14,21,31,45,66,97,142,208,306,448, 656,961,1408,2062,3020,4423,6478,9488,13896,20353, 29809,43658,63941,93648,137156,200877,294204, 430888,631076,924269,1353677] |