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.

A269739 Index in A092243 where n first appears.

Table of values

n a(n)
0 1
1 2
2 4
3 9
4 72
5 80
6 87
7 175
8 180
9 186
10 197
11 203
12 208
13 217
14 221
15 228
16 239
17 255
18 258
19 259
20 569
21 570
22 660
23 661
24 666
25 690
26 693
27 841
28 842
29 881
30 898
31 1663
32 1672
33 1734
34 1757
35 1762
36 1763
37 1784
38 1800
39 1801
40 1811
41 2039
42 2057
43 3725
44 3732
45 3737
46 3738
47 3741
48 3751
49 3760
50 3801
51 3833
52 3858
53 7779
54 7787
55 7993

List of values

[1, 2, 4, 9, 72, 80, 87, 175, 180, 186, 197, 203, 208, 217, 221, 228, 239, 255, 258, 259, 569, 570, 660, 661, 666, 690, 693, 841, 842, 881, 898, 1663, 1672, 1734, 1757, 1762, 1763, 1784, 1800, 1801, 1811, 2039, 2057, 3725, 3732, 3737, 3738, 3741, 3751, 3760, 3801, 3833, 3858, 7779, 7787, 7993]