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.

A134640 Permutational numbers (numbers with k different digits in k-positional system).

Table of values

n a(n)
1 0
2 1
3 2
4 5
5 7
6 11
7 15
8 19
9 21
10 27
11 30
12 39
13 45
14 54
15 57
16 75
17 78
18 99
19 108
20 114
21 120
22 135
23 141
24 147
25 156
26 177
27 180
28 198
29 201
30 210
31 216
32 225
33 228
34 194
35 198
36 214
37 222
38 238
39 242
40 294
41 298
42 334
43 346
44 358
45 366
46 414
47 422
48 434
49 446
50 482
51 486
52 538
53 542
54 558
55 566
56 582
57 586

List of values

[0, 1, 2, 5, 7, 11, 15, 19, 21, 27, 30, 39, 45, 54, 57, 75, 78, 99, 108, 114, 120, 135, 141, 147, 156, 177, 180, 198, 201, 210, 216, 225, 228, 194, 198, 214, 222, 238, 242, 294, 298, 334, 346, 358, 366, 414, 422, 434, 446, 482, 486, 538, 542, 558, 566, 582, 586]