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.

A094191 a(n) = smallest positive number that occurs exactly n times as a difference between two positive squares.

Table of values

n a(n)
1 3
2 15
3 45
4 96
5 192
6 240
7 576
8 480
9 720
10 960
11 12288
12 1440
13 3600
14 3840
15 2880
16 3360
17 20736
18 5040
19 147456
20 6720
21 11520
22 14400
23 50331648
24 10080
25 25920
26 245760
27 25200
28 26880
29 3221225472
30 20160
31 57600
32 30240
33 184320
34 3932160
35 103680
36 40320
37 129600
38 2985984
39 737280
40 60480
41 13194139533312
42 80640
43 9663676416
44 430080
45 100800
46 251658240
47 84934656
48 110880
49 921600
50 181440

List of values

[3, 15, 45, 96, 192, 240, 576, 480, 720, 960, 12288, 1440, 3600, 3840, 2880, 3360, 20736, 5040, 147456, 6720, 11520, 14400, 50331648, 10080, 25920, 245760, 25200, 26880, 3221225472, 20160, 57600, 30240, 184320, 3932160, 103680, 40320, 129600, 2985984, 737280, 60480, 13194139533312, 80640, 9663676416, 430080, 100800, 251658240, 84934656, 110880, 921600, 181440]

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

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