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.

A349475 a(n) is the least number k such that A349474(k) = n, or -1 if no such k exists.

Table of values

n a(n)
1 1
2 2
3 5
4 4
5 21
6 25
7 16
8 36
9 106
10 712
11 1588
12 3775
13 900
14 4356
15 18496
16 14400
17 45700
18 87003
19 135445
20 229543
21 554216
22 937019
23 1764724
24 3431952
25 3431088
26 10217808
27 21357233
28 36972202
29 42436276
30 79056144
31 235027304
32 261540000
33 530582544
34 705929608
35 1371526825
36 1127941321

List of values

[1, 2, 5, 4, 21, 25, 16, 36, 106, 712, 1588, 3775, 900, 4356, 18496, 14400, 45700, 87003, 135445, 229543, 554216, 937019, 1764724, 3431952, 3431088, 10217808, 21357233, 36972202, 42436276, 79056144, 235027304, 261540000, 530582544, 705929608, 1371526825, 1127941321]