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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 5 |
| 4 | 12 |
| 5 | 25 |
| 6 | 47 |
| 7 | 82 |
| 8 | 135 |
| 9 | 212 |
| 10 | 320 |
| 11 | 467 |
| 12 | 662 |
| 13 | 915 |
| 14 | 1237 |
| 15 | 1640 |
| 16 | 2137 |
| 17 | 2742 |
| 18 | 3470 |
| 19 | 4337 |
| 20 | 5360 |
| 21 | 6557 |
| 22 | 7947 |
| 23 | 9550 |
| 24 | 11387 |
| 25 | 13480 |
| 26 | 15852 |
| 27 | 18527 |
| 28 | 21530 |
| 29 | 24887 |
| 30 | 28625 |
| 31 | 32772 |
| 32 | 37357 |
| 33 | 42410 |
| 34 | 47962 |
| 35 | 54045 |
| 36 | 60692 |
| 37 | 67937 |
| 38 | 75815 |
| 39 | 84362 |
| 40 | 93615 |
| 41 | 103612 |
| 42 | 114392 |
| 43 | 125995 |
[1,2,5,12,25,47,82,135,212,320,467,662,915,1237, 1640,2137,2742,3470,4337,5360,6557,7947,9550, 11387,13480,15852,18527,21530,24887,28625,32772, 37357,42410,47962,54045,60692,67937,75815,84362, 93615,103612,114392,125995] |