63807

Appears in sequences

• Number of n X 3 0..3 arrays with every element equal to either the sum mod 4 of its vertical neighbors or the sum mod 4 of its horizontal neighbors.at n=5A183486
• Number of nX6 0..3 arrays with every element equal to either the sum mod 4 of its vertical neighbors or the sum mod 4 of its horizontal neighbors.at n=2A183489
• T(n,k)=Number of nXk 0..3 arrays with every element equal to either the sum mod 4 of its vertical neighbors or the sum mod 4 of its horizontal neighbors.at n=30A183492
• T(n,k)=Number of nXk 0..3 arrays with every element equal to either the sum mod 4 of its vertical neighbors or the sum mod 4 of its horizontal neighbors.at n=33A183492
• G.f.: Sum_{n>=0} ( (1+x)^n + (1+2*x)^n )^n * x^n.at n=7A301465