Number of nX5 binary arrays with rows and columns lexicographically nondecreasing and column sums nondecreasing.

A266425

Number of nX5 binary arrays with rows and columns lexicographically nondecreasing and column sums nondecreasing.

Terms

    a(0) =6a(1) =41a(2) =259a(3) =1556a(4) =8764a(5) =45907a(6) =223075a(7) =1005991a(8) =4224203a(9) =16588684a(10) =61226525a(11) =213418690a(12) =705807396a(13) =2223963956a(14) =6702140026a(15) =19383434369a(16) =53965133477a(17) =145029252226a(18) =377163396856a(19) =951257706522

External references