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A209982 as a simple table

n a(n)
0 0
1 20
2 52
3 116
4 180
5 308
6 372
7 564
8 692
9 884
10 1012
11 1332
12 1460
13 1844
14 2036
15 2292
16 2548
17 3060
18 3252
19 3828
20 4084
21 4468
22 4788
23 5492
24 5748
25 6388
26 6772
27 7348
28 7732
29 8628
30 8884
31 9844
32 10356
33 10996
34 11508
35 12276
36 12660
37 13812
38 14388
39 15156

[0,20,52,116,180,308,372,564,692,884,1012,1332,
 1460,1844,2036,2292,2548,3060,3252,3828,4084,4468,
 4788,5492,5748,6388,6772,7348,7732,8628,8884,9844,
 10356,10996,11508,12276,12660,13812,14388,15156]

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Last modified June 6 08:35 EDT 2024. Contains 373119 sequences. (Running on oeis4.)