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.

A245665 Number of permutations of length n with longest increasing subsequence of length 9.

Table of values

n a(n)
9 1
10 81
11 3961
12 153341
13 5213287
14 164060352
15 4927007100
16 143938455225
17 4142847526101
18 118504614869214
19 3389618010035458
20 97376389179852540
21 2818543211543628620
22 82388635477750176388
23 2436180769576352799396
24 72958306889459609898731
25 2214789502139053994814716

List of values

[1, 81, 3961, 153341, 5213287, 164060352, 4927007100, 143938455225, 4142847526101, 118504614869214, 3389618010035458, 97376389179852540, 2818543211543628620, 82388635477750176388, 2436180769576352799396, 72958306889459609898731, 2214789502139053994814716]

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

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