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| n | a(n) |
|---|---|
| 1 | 13 |
| 2 | 105 |
| 3 | 101 |
| 4 | 374 |
| 5 | 1014 |
| 6 | 2597 |
| 7 | 6264 |
| 8 | 16205 |
| 9 | 40375 |
| 10 | 105045 |
| 11 | 275549 |
| 12 | 708306 |
| 13 | 1813784 |
| 14 | 4676889 |
| 15 | 12006087 |
| 16 | 30873413 |
| 17 | 79642801 |
| 18 | 205060029 |
| 19 | 527458705 |
| 20 | 1358058709 |
| 21 | 3495384673 |
| 22 | 8994704208 |
| 23 | 23156730671 |
| 24 | 59612144961 |
| 25 | 153429505829 |
| 26 | 394939734350 |
[13,105,101,374,1014,2597,6264,16205,40375,105045, 275549,708306,1813784,4676889,12006087,30873413, 79642801,205060029,527458705,1358058709, 3495384673,8994704208,23156730671,59612144961, 153429505829,394939734350] |