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| n | a(n) |
|---|---|
| 1 | 260 |
| 2 | 3100 |
| 3 | 4699 |
| 4 | 29318 |
| 5 | 54760 |
| 6 | 82952 |
| 7 | 315657 |
| 8 | 380741 |
| 9 | 574883 |
| 10 | 873815 |
| 11 | 949282 |
| 12 | 1766959 |
| 13 | 2114033 |
| 14 | 3971361 |
| 15 | 5418111 |
| 16 | 6972931 |
| 17 | 7644772 |
| 18 | 9714402 |
| 19 | 15752927 |
| 20 | 30118112 |
| 21 | 91750525 |
| 22 | 129381240 |
| 23 | 130672476 |
| 24 | 395713882 |
| 25 | 450192670 |
| 26 | 523370293 |
| 27 | 553444691 |
| 28 | 833889991 |
[260,3100,4699,29318,54760,82952,315657,380741, 574883,873815,949282,1766959,2114033,3971361, 5418111,6972931,7644772,9714402,15752927,30118112, 91750525,129381240,130672476,395713882,450192670, 523370293,553444691,833889991] |