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.

A000500 Number of permutations of an n-sequence discordant with three given permutations (see reference) in n-7 places.

Table of values

n a(n)
7 31
8 304
9 4230
10 43880
11 547338
12 6924960
13 94714620
14 1375878816
15 21273204330
16 348919244768
17 6056244249682
18 110955673493568
19 2140465858763844
20 43379533256972640
21 921616584567907176
22 20485188316420940640
23 475499882089797554181
24 11506280235885243825696

List of values

[31, 304, 4230, 43880, 547338, 6924960, 94714620, 1375878816, 21273204330, 348919244768, 6056244249682, 110955673493568, 2140465858763844, 43379533256972640, 921616584567907176, 20485188316420940640, 475499882089797554181, 11506280235885243825696]

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

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