Number of (n+2)X(6+2) 0..1 arrays with every 3X3 subblock sum of the two medians of the central row and column plus the two sums of the diagonal and antidiagonal nondecreasing horizontally, vertically and ne-to-sw antidiagonally.

A259004

Number of (n+2)X(6+2) 0..1 arrays with every 3X3 subblock sum of the two medians of the central row and column plus the two sums of the diagonal and antidiagonal nondecreasing horizontally, vertically and ne-to-sw antidiagonally.

Terms

    a(0) =330684a(1) =317141a(2) =915452a(3) =780329a(4) =321144a(5) =292814a(6) =49717a(7) =42876a(8) =35111a(9) =36146a(10) =36695a(11) =38298a(12) =39684a(13) =36974a(14) =37838a(15) =36576a(16) =39450a(17) =40036a(18) =39480a(19) =40734a(20) =38626a(21) =39770a(22) =40339a(23) =41946a(24) =43332a(25) =40622a(26) =41486a(27) =40224a(28) =43098a(29) =43684

External references