225858

Appears in sequences

• Number of (n+3)X(n+3) binary arrays with consecutive windows of four bits considered as a binary number nondecreasing in every row and column.at n=2A202932
• Number of (n+3) X 6 binary arrays with consecutive windows of four bits considered as a binary number nondecreasing in every row and column.at n=2A202934
• T(n,k)=Number of (n+3)X(k+3) binary arrays with consecutive windows of four bits considered as a binary number nondecreasing in every row and column.at n=12A202939
• Expansion of g/(1 - x^3*g), where g = 1+x*g^2 is the g.f. of A000108.at n=12A391029