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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 38 |
| 2 | 1406 |
| 3 | 52022 |
| 4 | 1924814 |
| 5 | 71217415 |
| 6 | 2635018344 |
| 7 | 97494717024 |
| 8 | 3607268946840 |
| 9 | 133467634460304 |
| 10 | 4938253762332042 |
| 11 | 182713586854206456 |
| 12 | 6760336027236505128 |
| 13 | 250129965636431546040 |
| 14 | 9254717436709694665512 |
[1,38,1406,52022,1924814,71217415,2635018344, 97494717024,3607268946840,133467634460304, 4938253762332042,182713586854206456, 6760336027236505128,250129965636431546040, 9254717436709694665512] |