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.

A249613 Integers that reach the (1023, 512) cycle described in A234534, after iterations of numerator(sigma(n)/n) = A017665(n).

Table of values

n a(n)
1 81
2 106
3 121
4 133
5 148
6 160
7 162
8 170
9 189
10 211
11 212
12 214
13 237
14 297
15 301
16 313
17 314
18 320
19 340
20 352
21 361
22 378
23 381
24 394
25 409
26 410
27 428
28 438
29 442
30 474
31 502
32 512
33 535
34 583
35 605
36 609
37 621
38 627
39 645
40 647
41 648
42 657
43 680
44 691
45 692
46 704
47 709
48 710
49 717
50 736
51 742
52 748

List of values

[81, 106, 121, 133, 148, 160, 162, 170, 189, 211, 212, 214, 237, 297, 301, 313, 314, 320, 340, 352, 361, 378, 381, 394, 409, 410, 428, 438, 442, 474, 502, 512, 535, 583, 605, 609, 621, 627, 645, 647, 648, 657, 680, 691, 692, 704, 709, 710, 717, 736, 742, 748]

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

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