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.

A113256 Corresponds to m = 10 in a family of 4th-order linear recurrence sequences given by a(m,n) = m^4*a(n-4) + (2*m)^2*a(n-3) - 4*a(m-1), a(m,0) = -1, a(m,1) = 4, a(m,2) = -13 + 6*(m-1) + 3*(m-1)^2, a(m,3) = (-8+m^2)^2.

Table of values

n a(n)
0 -1
1 4
2 284
3 8464
4 -42256
5 322624
6 4935104
7 47997184
8 -485499136
9 7142278144
10 39980801024
11 125848981504
12 -2501476028416
13 97421005963264
14 60463578988544
15 16045087719424
16 13889461750267904
17 942837644226985984
18 -3160296751934734336
19 18357422585040338944

List of values

[-1, 4, 284, 8464, -42256, 322624, 4935104, 47997184, -485499136, 7142278144, 39980801024, 125848981504, -2501476028416, 97421005963264, 60463578988544, 16045087719424, 13889461750267904, 942837644226985984, -3160296751934734336, 18357422585040338944]