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.

A263009 Second member U0(n) of the smallest positive pair (T0(n), U0(n)) for the n-th 2-happy number couple (D(n), E(n)).

Table of values

n a(n)
1 1
2 3
3 1
4 1
5 1
6 3
7 5
8 1
9 1
10 39
11 3
12 1
13 1
14 9
15 7
16 1
17 1
18 3
19 1
20 27
21 59
22 3
23 9
24 1
25 1
26 1
27 3
28 15
29 5
30 1
31 477
32 1
33 3
34 7
35 11
36 1
37 1
38 2175
39 17
40 9
41 7
42 3
43 747
44 1
45 41571
46 1
47 5
48 19
49 627
50 13
51 1
52 1
53 9
54 5
55 153

List of values

[1, 3, 1, 1, 1, 3, 5, 1, 1, 39, 3, 1, 1, 9, 7, 1, 1, 3, 1, 27, 59, 3, 9, 1, 1, 1, 3, 15, 5, 1, 477, 1, 3, 7, 11, 1, 1, 2175, 17, 9, 7, 3, 747, 1, 41571, 1, 5, 19, 627, 13, 1, 1, 9, 5, 153]