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.

A246662 a(n) = 2*(K(n,2)*I(4,2) - (-1)^n*I(n,2)*K(4,2)) where I(n,x) and K(n,x) are Bessel functions.

Table of values

n a(n)
0 -10
1 7
2 -3
3 1
4 0
5 1
6 5
7 31
8 222
9 1807
10 16485
11 166657
12 1849712
13 22363201
14 292571325
15 4118361751
16 62067997590
17 997206323191
18 17014575491837
19 307259565176257
20 5854946313840720
21 117406185841990657
22 2471384848995644517
23 54487872863746170031
24 1255692460715157555230

List of values

[-10, 7, -3, 1, 0, 1, 5, 31, 222, 1807, 16485, 166657, 1849712, 22363201, 292571325, 4118361751, 62067997590, 997206323191, 17014575491837, 307259565176257, 5854946313840720, 117406185841990657, 2471384848995644517, 54487872863746170031, 1255692460715157555230]