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A163365 as a simple table

n a(n)
0 0
1 4
2 20
3 40
4 100
5 172
6 248
7 336
8 568
9 820
10 1100
11 1400
12 1692
13 2012
14 2352
15 2720
16 3632
17 4580
18 5572
19 6600
20 7700
21 8844
22 10024
23 11248
24 12392
25 13588
26 14844
27 16152
28 17484
29 18876
30 20320
31 21824
32 25440
33 29124
34 32884
35 36712
36 40644
37 44652
38 48728
39 52880

[0,4,20,40,100,172,248,336,568,820,1100,1400,1692,
 2012,2352,2720,3632,4580,5572,6600,7700,8844,
 10024,11248,12392,13588,14844,16152,17484,18876,
 20320,21824,25440,29124,32884,36712,40644,44652,
 48728,52880]

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Last modified April 23 18:16 EDT 2024. Contains 371916 sequences. (Running on oeis4.)