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| n | a(n) |
|---|---|
| 0 | 15625 |
| 1 | 16777216 |
| 2 | 387420489 |
| 3 | 3010936384 |
| 4 | 13841287201 |
| 5 | 46656000000 |
| 6 | 128100283921 |
| 7 | 304006671424 |
| 8 | 646990183449 |
| 9 | 1265319018496 |
| 10 | 2313060765625 |
| 11 | 4001504141376 |
| 12 | 6611856250609 |
| 13 | 10509215371264 |
| 14 | 16157819263041 |
| 15 | 24137569000000 |
| 16 | 35161828327081 |
| 17 | 50096498540544 |
| 18 | 69980368892329 |
[15625,16777216,387420489,3010936384,13841287201, 46656000000,128100283921,304006671424, 646990183449,1265319018496,2313060765625, 4001504141376,6611856250609,10509215371264, 16157819263041,24137569000000,35161828327081, 50096498540544,69980368892329] |