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.

A137932 Terms in an n X n spiral that do not lie on its principal diagonals.

Table of values

n a(n)
0 0
1 0
2 0
3 4
4 8
5 16
6 24
7 36
8 48
9 64
10 80
11 100
12 120
13 144
14 168
15 196
16 224
17 256
18 288
19 324
20 360
21 400
22 440
23 484
24 528
25 576
26 624
27 676
28 728
29 784
30 840
31 900
32 960
33 1024
34 1088
35 1156
36 1224
37 1296
38 1368
39 1444
40 1520
41 1600
42 1680
43 1764
44 1848
45 1936
46 2024
47 2116
48 2208
49 2304
50 2400
51 2500
52 2600
53 2704
54 2808

List of values

[0, 0, 0, 4, 8, 16, 24, 36, 48, 64, 80, 100, 120, 144, 168, 196, 224, 256, 288, 324, 360, 400, 440, 484, 528, 576, 624, 676, 728, 784, 840, 900, 960, 1024, 1088, 1156, 1224, 1296, 1368, 1444, 1520, 1600, 1680, 1764, 1848, 1936, 2024, 2116, 2208, 2304, 2400, 2500, 2600, 2704, 2808]

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

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