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.

A230130 Number of permutations of order n with the length of the longest run equal to 7.

Table of values

n a(n)
7 2
8 28
9 362
10 4720
11 64020
12 913440
13 13760472
14 219040274
15 3681354658
16 65231186514
17 1216489698082
18 23832126613268
19 489566931234322
20 10526180908026522
21 236475437787567496
22 5541690642862917134
23 135258139216049657102
24 3433304061341792767884
25 90508485528963754208076

List of values

[2, 28, 362, 4720, 64020, 913440, 13760472, 219040274, 3681354658, 65231186514, 1216489698082, 23832126613268, 489566931234322, 10526180908026522, 236475437787567496, 5541690642862917134, 135258139216049657102, 3433304061341792767884, 90508485528963754208076]

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

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