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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.

A162607 a(n) = n*(n^2 - 4*n + 5)/2.

Table of values

n a(n)
0 0
1 1
2 1
3 3
4 10
5 25
6 51
7 91
8 148
9 225
10 325
11 451
12 606
13 793
14 1015
15 1275
16 1576
17 1921
18 2313
19 2755
20 3250
21 3801
22 4411
23 5083
24 5820
25 6625
26 7501
27 8451
28 9478
29 10585
30 11775
31 13051
32 14416
33 15873
34 17425
35 19075
36 20826
37 22681
38 24643
39 26715
40 28900
41 31201
42 33621

List of values

[0, 1, 1, 3, 10, 25, 51, 91, 148, 225, 325, 451, 606, 793, 1015, 1275, 1576, 1921, 2313, 2755, 3250, 3801, 4411, 5083, 5820, 6625, 7501, 8451, 9478, 10585, 11775, 13051, 14416, 15873, 17425, 19075, 20826, 22681, 24643, 26715, 28900, 31201, 33621]

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

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