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.

A049211 a(n) = Product_{k=1..n} (9*k - 1); 9-factorial numbers.

Table of values

n a(n)
0 1
1 8
2 136
3 3536
4 123760
5 5445440
6 288608320
7 17893715840
8 1270453824640
9 101636305971200
10 9045631231436800
11 886471860680806400
12 94852489092846284800
13 11002888734770169036800
14 1375361091846271129600000
15 184298386307400331366400000
16 26354669241958247385395200000

List of values

[1, 8, 136, 3536, 123760, 5445440, 288608320, 17893715840, 1270453824640, 101636305971200, 9045631231436800, 886471860680806400, 94852489092846284800, 11002888734770169036800, 1375361091846271129600000, 184298386307400331366400000, 26354669241958247385395200000]

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

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