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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 12 |
| 3 | 40 |
| 4 | 102 |
| 5 | 219 |
| 6 | 419 |
| 7 | 738 |
| 8 | 1221 |
| 9 | 1923 |
| 10 | 2910 |
| 11 | 4260 |
| 12 | 6064 |
| 13 | 8427 |
| 14 | 11469 |
| 15 | 15326 |
| 16 | 20151 |
| 17 | 26115 |
| 18 | 33408 |
| 19 | 42240 |
| 20 | 52842 |
| 21 | 65467 |
| 22 | 80391 |
| 23 | 97914 |
| 24 | 118361 |
| 25 | 142083 |
| 26 | 169458 |
| 27 | 200892 |
| 28 | 236820 |
| 29 | 277707 |
| 30 | 324049 |
| 31 | 376374 |
| 32 | 435243 |
| 33 | 501251 |
| 34 | 575028 |
| 35 | 657240 |
[3,12,40,102,219,419,738,1221,1923,2910,4260,6064, 8427,11469,15326,20151,26115,33408,42240,52842, 65467,80391,97914,118361,142083,169458,200892, 236820,277707,324049,376374,435243,501251,575028, 657240] |