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.

A256857 a(n) = n*(n^2 + 3*n - 2)/2.

Table of values

n a(n)
0 0
1 1
2 8
3 24
4 52
5 95
6 156
7 238
8 344
9 477
10 640
11 836
12 1068
13 1339
14 1652
15 2010
16 2416
17 2873
18 3384
19 3952
20 4580
21 5271
22 6028
23 6854
24 7752
25 8725
26 9776
27 10908
28 12124
29 13427
30 14820
31 16306
32 17888
33 19569
34 21352
35 23240
36 25236
37 27343
38 29564
39 31902
40 34360
41 36941
42 39648
43 42484
44 45452
45 48555

List of values

[0, 1, 8, 24, 52, 95, 156, 238, 344, 477, 640, 836, 1068, 1339, 1652, 2010, 2416, 2873, 3384, 3952, 4580, 5271, 6028, 6854, 7752, 8725, 9776, 10908, 12124, 13427, 14820, 16306, 17888, 19569, 21352, 23240, 25236, 27343, 29564, 31902, 34360, 36941, 39648, 42484, 45452, 48555]

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

Content is available under The OEIS End-User License Agreement.