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.

A264468 Number of permutations of [n] with exactly nine (possibly overlapping) occurrences of the generalized pattern 23-1.

Table of values

n a(n)
7 18
8 780
9 15627
10 235045
11 3086010
12 37816568
13 449766437
14 5291113080
15 62237008779
16 736806459069
17 8816027319934
18 106900514193980
19 1315953951437664
20 16464756848575162
21 209528329365176670
22 2713295547732215190
23 35762229764646245816
24 479809424452611001696

List of values

[18, 780, 15627, 235045, 3086010, 37816568, 449766437, 5291113080, 62237008779, 736806459069, 8816027319934, 106900514193980, 1315953951437664, 16464756848575162, 209528329365176670, 2713295547732215190, 35762229764646245816, 479809424452611001696]

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

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