The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 32 |
| 2 | 969 |
| 3 | 1860 |
| 4 | 7016 |
| 5 | 30204 |
| 6 | 124748 |
| 7 | 495413 |
| 8 | 2007099 |
| 9 | 8185319 |
| 10 | 33071007 |
| 11 | 133779494 |
| 12 | 543316400 |
| 13 | 2205549089 |
| 14 | 8951083065 |
| 15 | 36361505664 |
| 16 | 147797032613 |
| 17 | 600941149524 |
| 18 | 2444560983427 |
| 19 | 9949418213584 |
| 20 | 40512983326103 |
| 21 | 165037992023476 |
[32,969,1860,7016,30204,124748,495413,2007099, 8185319,33071007,133779494,543316400,2205549089, 8951083065,36361505664,147797032613,600941149524, 2444560983427,9949418213584,40512983326103, 165037992023476] |