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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 5 |
| 3 | 14 |
| 4 | 30 |
| 5 | 55 |
| 6 | 91 |
| 7 | 140 |
| 8 | 204 |
| 9 | 285 |
| 10 | 385 |
| 11 | 506 |
| 12 | 650 |
| 13 | 819 |
| 14 | 1015 |
| 15 | 1240 |
| 16 | 1496 |
| 17 | 1785 |
| 18 | 2109 |
| 19 | 2470 |
| 20 | 2870 |
| 21 | 3311 |
| 22 | 3795 |
| 23 | 4324 |
| 24 | 4900 |
| 25 | 5525 |
| 26 | 6201 |
| 27 | 6930 |
| 28 | 7714 |
| 29 | 8555 |
| 30 | 9455 |
| 31 | 10416 |
| 32 | 11440 |
| 33 | 12529 |
| 34 | 13685 |
| 35 | 14910 |
| 36 | 16206 |
| 37 | 17575 |
| 38 | 19019 |
| 39 | 20540 |
| 40 | 22140 |
| 41 | 23821 |
| 42 | 25585 |
[1,5,14,30,55,91,140,204,285,385,506,650,819,1015, 1240,1496,1785,2109,2470,2870,3311,3795,4324,4900, 5525,6201,6930,7714,8555,9455,10416,11440,12529, 13685,14910,16206,17575,19019,20540,22140,23821, 25585] |