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.

A354174 Product_{n>=1} (1 + x^(2*n))^(a(n)/(2*n)!) = cosh(x).

Table of values

n a(n)
1 1
2 4
3 -104
4 8128
5 -354944
6 -21642752
7 -6204652544
8 4286437900288
9 -47215125069824
10 -78465506362130432
11 -51085990673656315904
12 -35027783166649488637952
13 -15510963121850795776016384
14 -7220202338641080038690127872
15 7469518701197092988127633473536
16 53919400066294168384184259715268608

List of values

[1, 4, -104, 8128, -354944, -21642752, -6204652544, 4286437900288, -47215125069824, -78465506362130432, -51085990673656315904, -35027783166649488637952, -15510963121850795776016384, -7220202338641080038690127872, 7469518701197092988127633473536, 53919400066294168384184259715268608]