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.

A195160 Generalized 11-gonal (or hendecagonal) numbers: m*(9*m - 7)/2 with m = 0, 1, -1, 2, -2, 3, -3, ...

Table of values

n a(n)
0 0
1 1
2 8
3 11
4 25
5 30
6 51
7 58
8 86
9 95
10 130
11 141
12 183
13 196
14 245
15 260
16 316
17 333
18 396
19 415
20 485
21 506
22 583
23 606
24 690
25 715
26 806
27 833
28 931
29 960
30 1065
31 1096
32 1208
33 1241
34 1360
35 1395
36 1521
37 1558
38 1691
39 1730
40 1870
41 1911
42 2058
43 2101
44 2255
45 2300
46 2461
47 2508
48 2676

List of values

[0, 1, 8, 11, 25, 30, 51, 58, 86, 95, 130, 141, 183, 196, 245, 260, 316, 333, 396, 415, 485, 506, 583, 606, 690, 715, 806, 833, 931, 960, 1065, 1096, 1208, 1241, 1360, 1395, 1521, 1558, 1691, 1730, 1870, 1911, 2058, 2101, 2255, 2300, 2461, 2508, 2676]

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

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