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.

A080857 a(n) = (25*n^2 - 15*n + 2)/2.

Table of values

n a(n)
0 1
1 6
2 36
3 91
4 171
5 276
6 406
7 561
8 741
9 946
10 1176
11 1431
12 1711
13 2016
14 2346
15 2701
16 3081
17 3486
18 3916
19 4371
20 4851
21 5356
22 5886
23 6441
24 7021
25 7626
26 8256
27 8911
28 9591
29 10296
30 11026
31 11781
32 12561
33 13366
34 14196
35 15051
36 15931
37 16836
38 17766
39 18721
40 19701

List of values

[1, 6, 36, 91, 171, 276, 406, 561, 741, 946, 1176, 1431, 1711, 2016, 2346, 2701, 3081, 3486, 3916, 4371, 4851, 5356, 5886, 6441, 7021, 7626, 8256, 8911, 9591, 10296, 11026, 11781, 12561, 13366, 14196, 15051, 15931, 16836, 17766, 18721, 19701]

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

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