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A317860 as a simple table
| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 21 |
| 3 | 32 |
| 4 | 155 |
| 5 | 350 |
| 6 | 1001 |
| 7 | 2616 |
| 8 | 7926 |
| 9 | 21882 |
| 10 | 65134 |
| 11 | 190018 |
| 12 | 559868 |
| 13 | 1657078 |
| 14 | 4911800 |
| 15 | 14594042 |
| 16 | 43385463 |
| 17 | 129133814 |
| 18 | 384672503 |
| 19 | 1145753084 |
| 20 | 3415594783 |
| 21 | 10180797904 |
| 22 | 30355084163 |
| 23 | 90514426385 |
| 24 | 269916109949 |
| 25 | 804962375711 |
[3,21,32,155,350,1001,2616,7926,21882,65134, 190018,559868,1657078,4911800,14594042,43385463, 129133814,384672503,1145753084,3415594783, 10180797904,30355084163,90514426385,269916109949, 804962375711] |