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.

A064776 a(n) is smallest number >= a(n-1) such that a(n) plus any set of the previous values of the sequence is a nonsquare.

Table of values

n a(n)
1 2
2 3
3 3
4 5
5 21
6 24
7 24
8 80
9 80
10 80
11 480
12 480
13 720
14 1200
15 2000
16 8400
17 9600
18 9600
19 32000
20 32000
21 32000
22 192000
23 192000
24 288000
25 480000
26 800000
27 3360000
28 3840000
29 3840000
30 12800000
31 12800000
32 12800000
33 76800000
34 76800000
35 115200000
36 192000000

List of values

[2, 3, 3, 5, 21, 24, 24, 80, 80, 80, 480, 480, 720, 1200, 2000, 8400, 9600, 9600, 32000, 32000, 32000, 192000, 192000, 288000, 480000, 800000, 3360000, 3840000, 3840000, 12800000, 12800000, 12800000, 76800000, 76800000, 115200000, 192000000]

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

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