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| n | a(n) |
|---|---|
| 1 | 64 |
| 2 | 8588 |
| 3 | 1320102 |
| 4 | 181039448 |
| 5 | 25594620082 |
| 6 | 3608789598890 |
| 7 | 506611939408296 |
| 8 | 71303275040032094 |
| 9 | 10028169382114414238 |
| 10 | 1410355079410016070644 |
| 11 | 198375045596724574543898 |
| 12 | 27900810294523342171973188 |
[64,8588,1320102,181039448,25594620082, 3608789598890,506611939408296,71303275040032094, 10028169382114414238,1410355079410016070644, 198375045596724574543898, 27900810294523342171973188] |