327082

Appears in sequences

• Number of nX3 0..2 arrays with no more than floor(nX3/2) elements equal to at least one king-move neighbor, with new values introduced in row major 0..2 order.at n=7A223469
• T(n,k)=Number of nXk 0..2 arrays with no more than floor(nXk/2) elements equal to at least one king-move neighbor, with new values introduced in row major 0..2 order.at n=47A223473
• G.f. A(x) satisfies A(x) = 1 / (1 - x*(1 + x*A(x))^3).at n=10A364742