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.

A000459 Number of multiset permutations of {1, 1, 2, 2, ..., n, n} with no fixed points.

Table of values

n a(n)
0 1
1 0
2 1
3 10
4 297
5 13756
6 925705
7 85394646
8 10351036465
9 1596005408152
10 305104214112561
11 70830194649795010
12 19629681235869138841
13 6401745422388206166420
14 2427004973632598297444857
15 1058435896607583305978409166
16 526149167104704966948064477665

List of values

[1, 0, 1, 10, 297, 13756, 925705, 85394646, 10351036465, 1596005408152, 305104214112561, 70830194649795010, 19629681235869138841, 6401745422388206166420, 2427004973632598297444857, 1058435896607583305978409166, 526149167104704966948064477665]

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

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