Number of (n+3)X(4+3) 0..1 arrays with no 4x4 subblock diagonal sum not equal the antidiagonal sum.

A258953

Number of (n+3)X(4+3) 0..1 arrays with no 4x4 subblock diagonal sum not equal the antidiagonal sum.

Terms

    a(0) =1645856a(1) =1724976a(2) =2292662a(3) =2864828a(4) =3415506a(5) =4910670a(6) =6869922a(7) =9782192a(8) =14339074a(9) =21420810a(10) =33384430a(11) =51877348a(12) =82387928a(13) =134565758a(14) =222363040a(15) =376499514a(16) =645917492a(17) =1129355382a(18) =2014646192a(19) =3644105654a(20) =6705942142

External references