| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 10 |
| 2 | 49 |
| 3 | 165 |
| 4 | 440 |
| 5 | 1001 |
| 6 | 2030 |
| 7 | 3774 |
| 8 | 6555 |
| 9 | 10780 |
| 10 | 16951 |
| 11 | 25675 |
| 12 | 37674 |
| 13 | 53795 |
| 14 | 75020 |
| 15 | 102476 |
| 16 | 137445 |
| 17 | 181374 |
| 18 | 235885 |
| 19 | 302785 |
| 20 | 384076 |
| 21 | 481965 |
| 22 | 598874 |
| 23 | 737450 |
| 24 | 900575 |
| 25 | 1091376 |
| 26 | 1313235 |
| 27 | 1569799 |
| 28 | 1864990 |
| 29 | 2203015 |
| 30 | 2588376 |
| 31 | 3025880 |
| 32 | 3520649 |
| 33 | 4078130 |
| 34 | 4704105 |
| 35 | 5404701 |
| 36 | 6186400 |
| 37 | 7056049 |
[1,10,49,165,440,1001,2030,3774,6555,10780,16951, 25675,37674,53795,75020,102476,137445,181374, 235885,302785,384076,481965,598874,737450,900575, 1091376,1313235,1569799,1864990,2203015,2588376, 3025880,3520649,4078130,4704105,5404701,6186400, 7056049] |