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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.

A190275 Semiprimes of the form p*(p^2 - p + 1).

Table of values

n a(n)
1 6
2 21
3 301
4 2041
5 296341
6 486877
7 2666437
8 3420301
9 4304341
10 7152001
11 38159521
12 42387097
13 54296677
14 95235601
15 158048281
16 229971241
17 265434901
18 383712781
19 454166017
20 775307917
21 972261181
22 1063290841
23 1304557801
24 1392422041
25 1730882401
26 1863895261
27 2631883561
28 2879450461
29 3714274297
30 3845297341
31 4070454361
32 4256780041
33 4849695001
34 5328809461
35 5722533337
36 5838483601
37 7218898681
38 7841065621

List of values

[6, 21, 301, 2041, 296341, 486877, 2666437, 3420301, 4304341, 7152001, 38159521, 42387097, 54296677, 95235601, 158048281, 229971241, 265434901, 383712781, 454166017, 775307917, 972261181, 1063290841, 1304557801, 1392422041, 1730882401, 1863895261, 2631883561, 2879450461, 3714274297, 3845297341, 4070454361, 4256780041, 4849695001, 5328809461, 5722533337, 5838483601, 7218898681, 7841065621]

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

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