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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.

A038667 Minimal value of |product(A) - product(B)| where A and B are a partition of {1,2,3,...,n}.

Table of values

n a(n)
0 0
1 0
2 1
3 1
4 2
5 2
6 6
7 2
8 18
9 54
10 30
11 36
12 576
13 576
14 840
15 6120
16 24480
17 20160
18 93696
19 420480
20 800640
21 1305696
22 7983360
23 80313120
24 65318400
25 326592000
26 2286926400
27 3002360256
28 13680979200
29 37744574400
30 797369149440
31 1763653953600
32 16753029012720
33 16880461678080
34 10176199188480
35 26657309952000

List of values

[0, 0, 1, 1, 2, 2, 6, 2, 18, 54, 30, 36, 576, 576, 840, 6120, 24480, 20160, 93696, 420480, 800640, 1305696, 7983360, 80313120, 65318400, 326592000, 2286926400, 3002360256, 13680979200, 37744574400, 797369149440, 1763653953600, 16753029012720, 16880461678080, 10176199188480, 26657309952000]

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

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