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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.

A163901 The positions i where A163355(i) = i, that is, the fixed points of permutation A163355.

Table of values

n a(n)
0 0
1 1
2 16
3 20
4 21
5 256
6 260
7 261
8 320
9 321
10 336
11 340
12 341
13 4096
14 4100
15 4101
16 4160
17 4161
18 4176
19 4180
20 4181
21 5120
22 5121
23 5136
24 5140
25 5141
26 5376
27 5380
28 5381
29 5440
30 5441
31 5456
32 5460
33 5461
34 65536
35 65540
36 65541
37 65600
38 65601
39 65616
40 65620
41 65621

List of values

[0, 1, 16, 20, 21, 256, 260, 261, 320, 321, 336, 340, 341, 4096, 4100, 4101, 4160, 4161, 4176, 4180, 4181, 5120, 5121, 5136, 5140, 5141, 5376, 5380, 5381, 5440, 5441, 5456, 5460, 5461, 65536, 65540, 65541, 65600, 65601, 65616, 65620, 65621]

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

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