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| n | a(n) |
|---|---|
| 1 | 11 |
| 2 | 94 |
| 3 | 678 |
| 4 | 3771 |
| 5 | 16724 |
| 6 | 61382 |
| 7 | 192280 |
| 8 | 528267 |
| 9 | 1302956 |
| 10 | 2940272 |
| 11 | 6162266 |
| 12 | 12137259 |
| 13 | 22677276 |
| 14 | 40494626 |
| 15 | 69528380 |
| 16 | 115352395 |
| 17 | 185677428 |
| 18 | 290960780 |
| 19 | 445137806 |
| 20 | 666490523 |
| 21 | 978669444 |
| 22 | 1411885662 |
| 23 | 2004291104 |
| 24 | 2803565771 |
| 25 | 3868731676 |
| 26 | 5272214088 |
| 27 | 7102171586 |
| 28 | 9465117323 |
[11,94,678,3771,16724,61382,192280,528267,1302956, 2940272,6162266,12137259,22677276,40494626, 69528380,115352395,185677428,290960780,445137806, 666490523,978669444,1411885662,2004291104, 2803565771,3868731676,5272214088,7102171586, 9465117323] |