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.

A001107 10-gonal (or decagonal) numbers: a(n) = n*(4*n-3).

Table of values

n a(n)
0 0
1 1
2 10
3 27
4 52
5 85
6 126
7 175
8 232
9 297
10 370
11 451
12 540
13 637
14 742
15 855
16 976
17 1105
18 1242
19 1387
20 1540
21 1701
22 1870
23 2047
24 2232
25 2425
26 2626
27 2835
28 3052
29 3277
30 3510
31 3751
32 4000
33 4257
34 4522
35 4795
36 5076
37 5365
38 5662
39 5967
40 6280
41 6601
42 6930
43 7267
44 7612
45 7965
46 8326

List of values

[0, 1, 10, 27, 52, 85, 126, 175, 232, 297, 370, 451, 540, 637, 742, 855, 976, 1105, 1242, 1387, 1540, 1701, 1870, 2047, 2232, 2425, 2626, 2835, 3052, 3277, 3510, 3751, 4000, 4257, 4522, 4795, 5076, 5365, 5662, 5967, 6280, 6601, 6930, 7267, 7612, 7965, 8326]

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

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