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| n | a(n) |
|---|---|
| 1 | 12 |
| 2 | 46 |
| 3 | 175 |
| 4 | 406 |
| 5 | 938 |
| 6 | 1813 |
| 7 | 3414 |
| 8 | 5682 |
| 9 | 9412 |
| 10 | 14443 |
| 11 | 22009 |
| 12 | 31668 |
| 13 | 45374 |
| 14 | 62393 |
| 15 | 85516 |
| 16 | 113373 |
| 17 | 149874 |
| 18 | 193249 |
| 19 | 248539 |
| 20 | 312886 |
| 21 | 393096 |
| 22 | 485530 |
| 23 | 598634 |
| 24 | 727155 |
| 25 | 881972 |
| 26 | 1056600 |
| 27 | 1264221 |
| 28 | 1495936 |
| 29 | 1768186 |
| 30 | 2070552 |
| 31 | 2422168 |
| 32 | 2809532 |
| 33 | 3256044 |
[12,46,175,406,938,1813,3414,5682,9412,14443, 22009,31668,45374,62393,85516,113373,149874, 193249,248539,312886,393096,485530,598634,727155, 881972,1056600,1264221,1495936,1768186,2070552, 2422168,2809532,3256044] |