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.

A082742 Indices of occurrences of 2 in A004738.

Table of values

n a(n)
1 2
2 4
3 6
4 8
5 12
6 14
7 20
8 22
9 30
10 32
11 42
12 44
13 56
14 58
15 72
16 74
17 90
18 92
19 110
20 112
21 132
22 134
23 156
24 158
25 182
26 184
27 210
28 212
29 240
30 242
31 272
32 274
33 306
34 308
35 342
36 344
37 380
38 382
39 420
40 422
41 462
42 464
43 506
44 508
45 552
46 554
47 600
48 602
49 650
50 652
51 702
52 704
53 756
54 758
55 812
56 814
57 870
58 872
59 930
60 932
61 992
62 994
63 1056
64 1058
65 1122
66 1124
67 1190
68 1192
69 1260
70 1262
71 1332
72 1334
73 1406
74 1408
75 1482
76 1484
77 1560
78 1562

List of values

[2, 4, 6, 8, 12, 14, 20, 22, 30, 32, 42, 44, 56, 58, 72, 74, 90, 92, 110, 112, 132, 134, 156, 158, 182, 184, 210, 212, 240, 242, 272, 274, 306, 308, 342, 344, 380, 382, 420, 422, 462, 464, 506, 508, 552, 554, 600, 602, 650, 652, 702, 704, 756, 758, 812, 814, 870, 872, 930, 932, 992, 994, 1056, 1058, 1122, 1124, 1190, 1192, 1260, 1262, 1332, 1334, 1406, 1408, 1482, 1484, 1560, 1562]