cp's OEIS Frontend

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.

A094534 Centered hexamorphic numbers: the k-th centered hexagonal number, 3k(k-1)+1, ends in k.

Table of values

n a(n)
1 1
2 7
3 17
4 51
5 67
6 167
7 251
8 417
9 501
10 667
11 751
12 917
13 1251
14 1667
15 5001
16 5417
17 6251
18 6667
19 10417
20 16667
21 50001
22 56251
23 60417
24 66667
25 166667
26 260417
27 406251
28 500001
29 666667
30 760417
31 906251
32 1406251
33 1666667
34 5000001
35 5260417
36 6406251
37 6666667
38 16666667

List of values

[1, 7, 17, 51, 67, 167, 251, 417, 501, 667, 751, 917, 1251, 1667, 5001, 5417, 6251, 6667, 10417, 16667, 50001, 56251, 60417, 66667, 166667, 260417, 406251, 500001, 666667, 760417, 906251, 1406251, 1666667, 5000001, 5260417, 6406251, 6666667, 16666667]

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

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