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A207691 as a simple table

n a(n)
1 25
2 625
3 576
4 2304
5 6084
6 15376
7 40000
8 108900
9 304704
10 770884
11 2102500
12 5692996
13 14915044
14 40653376
15 107453956
16 288252484
17 776179600
18 2054990224
19 5544589444
20 14786560000
21 39491228176
22 106128699076
23 282653849104
24 758254325284

[25,625,576,2304,6084,15376,40000,108900,304704,
 770884,2102500,5692996,14915044,40653376,
 107453956,288252484,776179600,2054990224,
 5544589444,14786560000,39491228176,106128699076,
 282653849104,758254325284]

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Last modified December 3 22:32 EST 2021. Contains 349468 sequences. (Running on oeis4.)