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.

A382779 a(n) = Sum_{0<=i<=k<=n} 2^(4*(n-k)) * binomial(2*i,i)^2 * binomial(2*n-2*i,n-i) * binomial(2*k-2*i,k-i) * binomial(2*k,k)^2 * binomial(2*n-2*k,n-k).

Table of values

n a(n)
0 1
1 96
2 14944
3 2743296
4 547115616
5 114691716096
6 24855999978496
7 5516395226824704
8 1246310097807086176
9 285511424277840331776
10 66136775263705972306944
11 15459962390271174936920064
12 3641349843333453310791883776
13 863175698505287814277639471104
14 205741271729612742942836920909824

List of values

[1, 96, 14944, 2743296, 547115616, 114691716096, 24855999978496, 5516395226824704, 1246310097807086176, 285511424277840331776, 66136775263705972306944, 15459962390271174936920064, 3641349843333453310791883776, 863175698505287814277639471104, 205741271729612742942836920909824]