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| n | a(n) |
|---|---|
| 1 | 232 |
| 2 | 588 |
| 3 | 1407 |
| 4 | 2513 |
| 5 | 7803 |
| 6 | 20430 |
| 7 | 37160 |
| 8 | 121782 |
| 9 | 326774 |
| 10 | 596036 |
| 11 | 2008782 |
| 12 | 5462339 |
| 13 | 9969419 |
| 14 | 34147305 |
| 15 | 93561856 |
| 16 | 170807342 |
| 17 | 590374668 |
| 18 | 1624383132 |
| 19 | 2965903730 |
| 20 | 10301913228 |
| 21 | 28409142949 |
| 22 | 51875117033 |
| 23 | 180660686571 |
| 24 | 498797977816 |
[232,588,1407,2513,7803,20430,37160,121782,326774, 596036,2008782,5462339,9969419,34147305,93561856, 170807342,590374668,1624383132,2965903730, 10301913228,28409142949,51875117033,180660686571, 498797977816] |