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.

A256240 Numbers n such that repeatedly setting n := A066308(n) yields a constant nonzero n.

Table of values

n a(n)
1 1
2 89
3 98
4 135
5 139
6 144
7 153
8 193
9 233
10 315
11 319
12 323
13 332
14 351
15 391
16 414
17 441
18 513
19 531
20 913
21 931
22 1224
23 1242
24 1367
25 1376
26 1422
27 1637
28 1673
29 1736
30 1763
31 2124
32 2142
33 2214
34 2241
35 2412
36 2421
37 3167
38 3176
39 3617
40 3671
41 3716
42 3761
43 4122
44 4212

List of values

[1, 89, 98, 135, 139, 144, 153, 193, 233, 315, 319, 323, 332, 351, 391, 414, 441, 513, 531, 913, 931, 1224, 1242, 1367, 1376, 1422, 1637, 1673, 1736, 1763, 2124, 2142, 2214, 2241, 2412, 2421, 3167, 3176, 3617, 3671, 3716, 3761, 4122, 4212]