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.

A264459 Number of permutations of [n] with exactly ten (possibly overlapping) occurrences of the generalized pattern 12-3.

Table of values

n a(n)
6 1
7 28
8 594
9 10735
10 169753
11 2438911
12 32897588
13 427124523
14 5433554133
15 68546679923
16 864462182024
17 10957001813778
18 140087846414020
19 1811142056680743
20 23718822943004668
21 315018653189118579
22 4246519279200474842
23 58132401024629625298
24 808428792791995327013

List of values

[1, 28, 594, 10735, 169753, 2438911, 32897588, 427124523, 5433554133, 68546679923, 864462182024, 10957001813778, 140087846414020, 1811142056680743, 23718822943004668, 315018653189118579, 4246519279200474842, 58132401024629625298, 808428792791995327013]

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

Content is available under The OEIS End-User License Agreement.