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.

A170917 Write sin(x)/x = Product_{n>=1} (1 + g_n*x^(2*n)); a(n) = denominator(g_n).

Table of values

n a(n)
1 6
2 120
3 840
4 362880
5 14968800
6 9340531200
7 49037788800
8 3201186852864000
9 8485288812000
10 182467650613248000
11 908859963476424960000
12 1424498881530396672000000
13 10633661572674172032000000
14 8289151869130970582384640000000
15 1720739115690134518218240000000
16 97858575719142221963014963200000000

List of values

[6, 120, 840, 362880, 14968800, 9340531200, 49037788800, 3201186852864000, 8485288812000, 182467650613248000, 908859963476424960000, 1424498881530396672000000, 10633661572674172032000000, 8289151869130970582384640000000, 1720739115690134518218240000000, 97858575719142221963014963200000000]