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.

A151542 Generalized pentagonal numbers: a(n) = 12*n + 3*n*(n-1)/2.

Table of values

n a(n)
0 0
1 12
2 27
3 45
4 66
5 90
6 117
7 147
8 180
9 216
10 255
11 297
12 342
13 390
14 441
15 495
16 552
17 612
18 675
19 741
20 810
21 882
22 957
23 1035
24 1116
25 1200
26 1287
27 1377
28 1470
29 1566
30 1665
31 1767
32 1872
33 1980
34 2091
35 2205
36 2322
37 2442
38 2565
39 2691
40 2820
41 2952
42 3087
43 3225
44 3366
45 3510
46 3657
47 3807
48 3960

List of values

[0, 12, 27, 45, 66, 90, 117, 147, 180, 216, 255, 297, 342, 390, 441, 495, 552, 612, 675, 741, 810, 882, 957, 1035, 1116, 1200, 1287, 1377, 1470, 1566, 1665, 1767, 1872, 1980, 2091, 2205, 2322, 2442, 2565, 2691, 2820, 2952, 3087, 3225, 3366, 3510, 3657, 3807, 3960]

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

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