Number of (n+1) X 5 binary arrays with every 2 X 2 subblock nonsingular.
A183683
Number of (n+1) X 5 binary arrays with every 2 X 2 subblock nonsingular.
Terms
- a(0) =48a(1) =208a(2) =832a(3) =3472a(4) =14144a(5) =58448a(6) =239424a(7) =986128a(8) =4047680a(9) =16650448a(10) =68397888a(11) =281218704a(12) =1155579712a(13) =4750209360a(14) =19522035520a(15) =80241997072a(16) =329789811520
External references
- oeis: A183683