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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 32 |
| 2 | 528 |
| 3 | 5983 |
| 4 | 52328 |
| 5 | 376464 |
| 6 | 2318799 |
| 7 | 12567864 |
| 8 | 61146228 |
| 9 | 271108112 |
| 10 | 1108426792 |
| 11 | 4218660636 |
| 12 | 15062914600 |
| 13 | 50781806768 |
| 14 | 162529249836 |
| 15 | 496126643401 |
| 16 | 1450195983290 |
| 17 | 4073269588704 |
| 18 | 11027181052792 |
| 19 | 28850795300030 |
[1,32,528,5983,52328,376464,2318799,12567864, 61146228,271108112,1108426792,4218660636, 15062914600,50781806768,162529249836,496126643401, 1450195983290,4073269588704,11027181052792, 28850795300030] |