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| n | a(n) |
|---|---|
| 1 | 62 |
| 2 | 606 |
| 3 | 3492 |
| 4 | 13580 |
| 5 | 40950 |
| 6 | 104562 |
| 7 | 235196 |
| 8 | 480912 |
| 9 | 911490 |
| 10 | 1625210 |
| 11 | 2754672 |
| 12 | 4474896 |
| 13 | 7011302 |
| 14 | 10648350 |
| 15 | 15739200 |
| 16 | 22716332 |
| 17 | 32101806 |
| 18 | 44520162 |
| 19 | 60709580 |
| 20 | 81535980 |
| 21 | 108006522 |
| 22 | 141284426 |
| 23 | 182704032 |
| 24 | 233787120 |
| 25 | 296259530 |
| 26 | 372068862 |
[62,606,3492,13580,40950,104562,235196,480912, 911490,1625210,2754672,4474896,7011302,10648350, 15739200,22716332,32101806,44520162,60709580, 81535980,108006522,141284426,182704032,233787120, 296259530,372068862] |