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.

A347653 Partial sums of the trajectory of all positive integers in the 3x+1 or Collatz problem, including the trajectory [1, 4, 2, 1] of 1.

Table of values

n a(n)
1 1
2 5
3 7
4 8
5 10
6 11
7 14
8 24
9 29
10 45
11 53
12 57
13 59
14 60
15 64
16 66
17 67
18 72
19 88
20 96
21 100
22 102
23 103
24 109
25 112
26 122
27 127
28 143
29 151
30 155
31 157
32 158
33 165
34 187
35 198
36 232
37 249
38 301
39 327
40 340
41 380
42 400
43 410
44 415
45 431
46 439
47 443
48 445
49 446
50 454
51 458
52 460
53 461
54 470
55 498
56 512
57 519
58 541
59 552
60 586

List of values

[1, 5, 7, 8, 10, 11, 14, 24, 29, 45, 53, 57, 59, 60, 64, 66, 67, 72, 88, 96, 100, 102, 103, 109, 112, 122, 127, 143, 151, 155, 157, 158, 165, 187, 198, 232, 249, 301, 327, 340, 380, 400, 410, 415, 431, 439, 443, 445, 446, 454, 458, 460, 461, 470, 498, 512, 519, 541, 552, 586]

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

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