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A209973 as a simple table

n a(n)
0 0
1 0
2 12
3 20
4 36
5 52
6 76
7 100
8 132
9 156
10 204
11 244
12 276
13 324
14 396
15 428
16 492
17 556
18 628
19 700
20 764
21 812
22 932
23 1020
24 1084
25 1164
26 1308
27 1380
28 1476
29 1588
30 1684
31 1804
32 1932
33 2012
34 2204
35 2300
36 2396
37 2540
38 2756
39 2852
40 2980
41 3140
42 3284
43 3452
44 3612
45 3708

[0,0,12,20,36,52,76,100,132,156,204,244,276,324,
 396,428,492,556,628,700,764,812,932,1020,1084,
 1164,1308,1380,1476,1588,1684,1804,1932,2012,2204,
 2300,2396,2540,2756,2852,2980,3140,3284,3452,3612,
 3708]

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Last modified March 28 22:04 EDT 2024. Contains 371254 sequences. (Running on oeis4.)