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A126587 as a simple table

n a(n)
1 3
2 17
3 43
4 81
5 131
6 193
7 267
8 353
9 451
10 561
11 683
12 817
13 963
14 1121
15 1291
16 1473
17 1667
18 1873
19 2091
20 2321
21 2563
22 2817
23 3083
24 3361
25 3651
26 3953
27 4267
28 4593
29 4931
30 5281
31 5643
32 6017
33 6403
34 6801
35 7211
36 7633
37 8067
38 8513
39 8971
40 9441
41 9923
42 10417
43 10923
44 11441

[3,17,43,81,131,193,267,353,451,561,683,817,963,
 1121,1291,1473,1667,1873,2091,2321,2563,2817,3083,
 3361,3651,3953,4267,4593,4931,5281,5643,6017,6403,
 6801,7211,7633,8067,8513,8971,9441,9923,10417,
 10923,11441]

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Last modified November 26 03:20 EST 2020. Contains 338632 sequences. (Running on oeis4.)