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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A372069 Value of p^2 + (p-1)^2/2 as p runs through A001359 (the lesser of twin primes).

Table of values

n a(n)
1 11
2 33
3 171
4 417
5 1233
6 2481
7 5163
8 7491
9 15201
10 17067
11 28017
12 33153
13 47883
14 54531
15 58017
16 77067
17 85443
18 108273
19 118161
20 144771
21 180267
22 262923
23 278211
24 318321
25 406641
26 485073
27 537603
28 570417
29 615681
30 650763
31 980913
32 1010241
33 1025067
34 1100817
35 1163361
36 1556523
37 1593411
38 1649553
39 1687521

List of values

[11, 33, 171, 417, 1233, 2481, 5163, 7491, 15201, 17067, 28017, 33153, 47883, 54531, 58017, 77067, 85443, 108273, 118161, 144771, 180267, 262923, 278211, 318321, 406641, 485073, 537603, 570417, 615681, 650763, 980913, 1010241, 1025067, 1100817, 1163361, 1556523, 1593411, 1649553, 1687521]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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