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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.

A153257 a(n) = n^3 - (n+1)^2.

Table of values

n a(n)
0 -1
1 -3
2 -1
3 11
4 39
5 89
6 167
7 279
8 431
9 629
10 879
11 1187
12 1559
13 2001
14 2519
15 3119
16 3807
17 4589
18 5471
19 6459
20 7559
21 8777
22 10119
23 11591
24 13199
25 14949
26 16847
27 18899
28 21111
29 23489
30 26039
31 28767
32 31679
33 34781
34 38079
35 41579
36 45287
37 49209
38 53351
39 57719
40 62319
41 67157
42 72239

List of values

[-1, -3, -1, 11, 39, 89, 167, 279, 431, 629, 879, 1187, 1559, 2001, 2519, 3119, 3807, 4589, 5471, 6459, 7559, 8777, 10119, 11591, 13199, 14949, 16847, 18899, 21111, 23489, 26039, 28767, 31679, 34781, 38079, 41579, 45287, 49209, 53351, 57719, 62319, 67157, 72239]

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

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