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A051500 as a simple table

n a(n)
0 1
1 4
2 25
3 196
4 1681
5 14884
6 133225
7 1196836
8 10764961
9 96864964
10 871725625
11 7845353476
12 70607649841
13 635467254244
14 5719200505225
15 51472790198116
16 463255068736321
17 4169295489486724
18 37523659017960025
19 337712929999378756
20 3039416366507624401

[1,4,25,196,1681,14884,133225,1196836,10764961,
 96864964,871725625,7845353476,70607649841,
 635467254244,5719200505225,51472790198116,
 463255068736321,4169295489486724,
 37523659017960025,337712929999378756,
 3039416366507624401]

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Last modified May 14 14:06 EDT 2024. Contains 372533 sequences. (Running on oeis4.)