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.

A239127 Rectangular companion array to M(n,k), given in A239126, showing the end numbers N(n, k), k >= 1, for the Collatz operation (ud)^n, n >= 1, ending in an odd number, read by antidiagonals.

Table of values

n a(n)
1 5
2 11
3 17
4 17
5 35
6 53
7 23
8 53
9 107
10 161
11 29
12 71
13 161
14 323
15 485
16 35
17 89
18 215
19 485
20 971
21 1457
22 41
23 107
24 269
25 647
26 1457
27 2915
28 4373
29 47
30 125
31 323
32 809
33 1943
34 4373
35 8747
36 13121
37 53
38 143
39 377
40 971
41 2429
42 5831
43 13121
44 26243
45 39365
46 59
47 161
48 431
49 1133
50 2915
51 7289
52 17495
53 39365
54 78731
55 118097

List of values

[5, 11, 17, 17, 35, 53, 23, 53, 107, 161, 29, 71, 161, 323, 485, 35, 89, 215, 485, 971, 1457, 41, 107, 269, 647, 1457, 2915, 4373, 47, 125, 323, 809, 1943, 4373, 8747, 13121, 53, 143, 377, 971, 2429, 5831, 13121, 26243, 39365, 59, 161, 431, 1133, 2915, 7289, 17495, 39365, 78731, 118097]