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| n | a(n) |
|---|---|
| 1 | 12 |
| 2 | 159 |
| 3 | 796 |
| 4 | 2637 |
| 5 | 6876 |
| 6 | 15307 |
| 7 | 30444 |
| 8 | 55641 |
| 9 | 95212 |
| 10 | 154551 |
| 11 | 240252 |
| 12 | 360229 |
| 13 | 523836 |
| 14 | 741987 |
| 15 | 1027276 |
| 16 | 1394097 |
| 17 | 1858764 |
| 18 | 2439631 |
| 19 | 3157212 |
| 20 | 4034301 |
| 21 | 5096092 |
| 22 | 6370299 |
| 23 | 7887276 |
| 24 | 9680137 |
| 25 | 11784876 |
| 26 | 14240487 |
| 27 | 17089084 |
| 28 | 20376021 |
| 29 | 24150012 |
[12,159,796,2637,6876,15307,30444,55641,95212, 154551,240252,360229,523836,741987,1027276, 1394097,1858764,2439631,3157212,4034301,5096092, 6370299,7887276,9680137,11784876,14240487, 17089084,20376021,24150012] |