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.

A053012 Platonic numbers: a(n) is a tetrahedral (A000292), cube (A000578), octahedral (A005900), dodecahedral (A006566) or icosahedral (A006564) number.

Table of values

n a(n)
1 1
2 4
3 6
4 8
5 10
6 12
7 19
8 20
9 27
10 35
11 44
12 48
13 56
14 64
15 84
16 85
17 120
18 124
19 125
20 146
21 165
22 216
23 220
24 231
25 255
26 286
27 343
28 344
29 364
30 455
31 456
32 489
33 512
34 560
35 670
36 680
37 729
38 742
39 816
40 891
41 969
42 1000
43 1128
44 1140
45 1156
46 1330
47 1331
48 1469
49 1540
50 1629
51 1728
52 1771
53 1834

List of values

[1, 4, 6, 8, 10, 12, 19, 20, 27, 35, 44, 48, 56, 64, 84, 85, 120, 124, 125, 146, 165, 216, 220, 231, 255, 286, 343, 344, 364, 455, 456, 489, 512, 560, 670, 680, 729, 742, 816, 891, 969, 1000, 1128, 1140, 1156, 1330, 1331, 1469, 1540, 1629, 1728, 1771, 1834]

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

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