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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 6 |
| 2 | 12 |
| 3 | 36 |
| 4 | 60 |
| 5 | 114 |
| 6 | 168 |
| 7 | 264 |
| 8 | 360 |
| 9 | 510 |
| 10 | 660 |
| 11 | 876 |
| 12 | 1092 |
| 13 | 1386 |
| 14 | 1680 |
| 15 | 2064 |
| 16 | 2448 |
| 17 | 2934 |
| 18 | 3420 |
| 19 | 4020 |
| 20 | 4620 |
| 21 | 5346 |
| 22 | 6072 |
| 23 | 6936 |
| 24 | 7800 |
| 25 | 8814 |
| 26 | 9828 |
| 27 | 11004 |
| 28 | 12180 |
| 29 | 13530 |
| 30 | 14880 |
| 31 | 16416 |
| 32 | 17952 |
| 33 | 19686 |
| 34 | 21420 |
| 35 | 23364 |
| 36 | 25308 |
| 37 | 27474 |
| 38 | 29640 |
| 39 | 32040 |
[0,6,12,36,60,114,168,264,360,510,660,876,1092, 1386,1680,2064,2448,2934,3420,4020,4620,5346,6072, 6936,7800,8814,9828,11004,12180,13530,14880,16416, 17952,19686,21420,23364,25308,27474,29640,32040] |