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.

A302586 a(n) = n! * [x^n] exp(n*x)*tan(x).

Table of values

n a(n)
0 0
1 1
2 4
3 29
4 288
5 3641
6 55872
7 1008349
8 20923392
9 490730641
10 12836633600
11 370512824285
12 11697136754688
13 400947361714121
14 14829211483455488
15 588633245015433437
16 24960134277040177152
17 1126038686507284428961
18 53851620649898789830656
19 2721385807644104827095965

List of values

[0, 1, 4, 29, 288, 3641, 55872, 1008349, 20923392, 490730641, 12836633600, 370512824285, 11697136754688, 400947361714121, 14829211483455488, 588633245015433437, 24960134277040177152, 1126038686507284428961, 53851620649898789830656, 2721385807644104827095965]

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

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