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A200058 as a simple table

n a(n)
1 4
2 26
3 78
4 172
5 324
6 546
7 850
8 1252
9 1764
10 2398
11 3170
12 4092
13 5176
14 6438
15 7890
16 9544
17 11416
18 13518
19 15862
20 18464
21 21336
22 24490
23 27942
24 31704
25 35788
26 40210
27 44982
28 50116
29 55628
30 61530
31 67834
32 74556
33 81708
34 89302
35 97354
36 105876
37 114880
38 124382
39 134394

[4,26,78,172,324,546,850,1252,1764,2398,3170,4092,
 5176,6438,7890,9544,11416,13518,15862,18464,21336,
 24490,27942,31704,35788,40210,44982,50116,55628,
 61530,67834,74556,81708,89302,97354,105876,114880,
 124382,134394]

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Last modified September 20 10:45 EDT 2021. Contains 347584 sequences. (Running on oeis4.)