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.

A364584 a(n) is the least number with exactly n divisors of the form 4*k+1.

Table of values

n a(n)
1 1
2 5
3 25
4 45
5 441
6 225
7 5103
8 585
9 1575
10 2205
11 35721
12 2925
13 194481
14 25515
15 11025
16 9945
17 2893401
18 17325
19 2711943423
20 28665
21 127575
22 178605
23 480249
24 45045
25 275625
26 972405
27 121275
28 266805
29 18983603961
30 143325
31 1441237924662543
32 135135
33 893025
34 14467005
35 3189375
36 225225

List of values

[1, 5, 25, 45, 441, 225, 5103, 585, 1575, 2205, 35721, 2925, 194481, 25515, 11025, 9945, 2893401, 17325, 2711943423, 28665, 127575, 178605, 480249, 45045, 275625, 972405, 121275, 266805, 18983603961, 143325, 1441237924662543, 135135, 893025, 14467005, 3189375, 225225]

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

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