Number of (n+1) X 3 binary arrays with no 2 X 2 subblock determinant equal to any horizontal or vertical neighbor 2 X 2 subblock determinant.

A185460

Number of (n+1) X 3 binary arrays with no 2 X 2 subblock determinant equal to any horizontal or vertical neighbor 2 X 2 subblock determinant.

Terms

    a(0) =34a(1) =92a(2) =240a(3) =672a(4) =1646a(5) =4452a(6) =11050a(7) =29506a(8) =74092a(9) =195978a(10) =496142a(11) =1303446a(12) =3318830a(13) =8676824a(14) =22183736a(15) =57796628a(16) =148199862a(17) =385159228a(18) =989675770a(19) =2567545726a(20) =6607214940a(21) =17119703570a(22) =44102038206a(23) =114168385010a(24) =294332423078

External references