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

A266544

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

Terms

    a(0) =2a(1) =4a(2) =8a(3) =16a(4) =36a(5) =58a(6) =110a(7) =196a(8) =363a(9) =695a(10) =1157a(11) =2023a(12) =3446a(13) =5755a(14) =9485a(15) =14901a(16) =23156a(17) =35568a(18) =53350a(19) =79575a(20) =114919a(21) =165223a(22) =233650a(23) =327246a(24) =453231a(25) =618603a(26) =836533a(27) =1122433a(28) =1490044a(29) =1967385

External references