Number of (n+2) X (7+2) 0..1 arrays with no 3 X 3 subblock diagonal sum less than the antidiagonal sum or central row sum less than the central column sum.

A258893

Number of (n+2) X (7+2) 0..1 arrays with no 3 X 3 subblock diagonal sum less than the antidiagonal sum or central row sum less than the central column sum.

Terms

    a(0) =271350a(1) =104329a(2) =33252a(3) =17424a(4) =21320a(5) =26244a(6) =32400a(7) =40000a(8) =49288a(9) =60516a(10) =74000a(11) =90000a(12) =108936a(13) =131044a(14) =156880a(15) =186624a(16) =221000a(17) =260100a(18) =304848a(19) =355216a(20) =412360a(21) =476100a(22) =547856a(23) =627264a(24) =716040a(25) =813604a(26) =922000a(27) =1040400a(28) =1171208a(29) =1313316

External references