Number of (n+1) X (7+1) 0..2 arrays with no 2 X 2 subblock having the sum of its diagonal elements greater than the maximum of its antidiagonal elements.

A251136

Number of (n+1) X (7+1) 0..2 arrays with no 2 X 2 subblock having the sum of its diagonal elements greater than the maximum of its antidiagonal elements.

Terms

    a(0) =10033a(1) =19548a(2) =30770a(3) =51679a(4) =82431a(5) =135959a(6) =223663a(7) =380641a(8) =662361a(9) =1191797a(10) =2199909a(11) =4160395a(12) =8005403a(13) =15610747a(14) =30712547a(15) =60794301a(16) =120807237a(17) =240664809a(18) =480177897a(19) =958978999a(20) =1916316823a(21) =3830699263a(22) =7659125559a(23) =15315604409

External references