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A073517 as a simple table

n a(n)
0 0
1 4
2 25
3 160
4 1193
5 9585
6 80020
7 686048
8 6003530
9 53378283
10 480532488
11 4369582734
12 40063566855
13 369893939287
14 3435376839800
15 32069022099022
16 300694113015105
17 2830466318006780
18 26735673312004455
19 253315661161665338
20 2406763761677705769
21 22923886160712831134
22 218839439542390117580

[0,4,25,160,1193,9585,80020,686048,6003530,
 53378283,480532488,4369582734,40063566855,
 369893939287,3435376839800,32069022099022,
 300694113015105,2830466318006780,
 26735673312004455,253315661161665338,
 2406763761677705769,22923886160712831134,
 218839439542390117580]

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Last modified March 28 18:04 EDT 2024. Contains 371254 sequences. (Running on oeis4.)