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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 2 |
| 4 | 3 |
| 5 | 5 |
| 6 | 6 |
| 7 | 9 |
| 8 | 12 |
| 9 | 16 |
| 10 | 22 |
| 11 | 30 |
| 12 | 39 |
| 13 | 52 |
| 14 | 67 |
| 15 | 84 |
| 16 | 112 |
| 17 | 140 |
| 18 | 176 |
| 19 | 220 |
| 20 | 282 |
| 21 | 336 |
| 22 | 434 |
| 23 | 527 |
| 24 | 660 |
| 25 | 798 |
| 26 | 998 |
| 27 | 1186 |
| 28 | 1480 |
| 29 | 1767 |
| 30 | 2165 |
| 31 | 2586 |
| 32 | 3168 |
| 33 | 3732 |
| 34 | 4556 |
| 35 | 5389 |
| 36 | 6482 |
| 37 | 7654 |
| 38 | 9211 |
| 39 | 10789 |
| 40 | 12937 |
| 41 | 15153 |
| 42 | 18037 |
| 43 | 21086 |
| 44 | 25060 |
| 45 | 29159 |
| 46 | 34527 |
| 47 | 40172 |
| 48 | 47301 |
| 49 | 54927 |
[1,1,1,2,3,5,6,9,12,16,22,30,39,52,67,84,112,140, 176,220,282,336,434,527,660,798,998,1186,1480, 1767,2165,2586,3168,3732,4556,5389,6482,7654,9211, 10789,12937,15153,18037,21086,25060,29159,34527, 40172,47301,54927] |