Number of (n+1) X (6+1) 0..1 arrays with nondecreasing x(i,j)-x(i,j-1) in the i direction and nonincreasing x(i,j)-x(i-1,j) in the j direction.

A250740

Number of (n+1) X (6+1) 0..1 arrays with nondecreasing x(i,j)-x(i,j-1) in the i direction and nonincreasing x(i,j)-x(i-1,j) in the j direction.

Terms

    a(0) =130a(1) =134a(2) =142a(3) =158a(4) =190a(5) =254a(6) =382a(7) =638a(8) =1150a(9) =2174a(10) =4222a(11) =8318a(12) =16510a(13) =32894a(14) =65662a(15) =131198a(16) =262270a(17) =524414a(18) =1048702a(19) =2097278a(20) =4194430a(21) =8388734a(22) =16777342a(23) =33554558a(24) =67108990a(25) =134217854a(26) =268435582a(27) =536871038a(28) =1073741950a(29) =2147483774

External references