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| n | a(n) |
|---|---|
| 1 | 6 |
| 2 | 100 |
| 3 | 418 |
| 4 | 1123 |
| 5 | 2841 |
| 6 | 5567 |
| 7 | 10865 |
| 8 | 18583 |
| 9 | 31261 |
| 10 | 48727 |
| 11 | 75757 |
| 12 | 109221 |
| 13 | 159501 |
| 14 | 220447 |
| 15 | 304821 |
| 16 | 405909 |
| 17 | 543893 |
| 18 | 699387 |
| 19 | 910035 |
| 20 | 1147085 |
| 21 | 1450099 |
| 22 | 1791973 |
[6,100,418,1123,2841,5567,10865,18583,31261,48727, 75757,109221,159501,220447,304821,405909,543893, 699387,910035,1147085,1450099,1791973] |