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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 33 |
| 3 | 246 |
| 4 | 1060 |
| 5 | 3165 |
| 6 | 8091 |
| 7 | 17128 |
| 8 | 33936 |
| 9 | 60645 |
| 10 | 103825 |
| 11 | 164886 |
| 12 | 259368 |
| 13 | 381841 |
| 14 | 557595 |
| 15 | 784200 |
| 16 | 1091056 |
| 17 | 1462353 |
| 18 | 1968261 |
| 19 | 2554810 |
| 20 | 3327120 |
| 21 | 4230561 |
| 22 | 5361463 |
| 23 | 6644196 |
| 24 | 8302020 |
| 25 | 10113445 |
| 26 | 12352041 |
| 27 | 14873418 |
| 28 | 17924356 |
| 29 | 21225165 |
| 30 | 25341375 |
| 31 | 29670556 |
| 32 | 34920348 |
| 33 | 40625541 |
| 34 | 47297365 |
[1,33,246,1060,3165,8091,17128,33936,60645,103825, 164886,259368,381841,557595,784200,1091056, 1462353,1968261,2554810,3327120,4230561,5361463, 6644196,8302020,10113445,12352041,14873418, 17924356,21225165,25341375,29670556,34920348, 40625541,47297365] |