Number of n X 4 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 1 1 and 1 1 0 vertically.
A208836
Number of n X 4 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 1 1 and 1 1 0 vertically.
Terms
- a(0) =10a(1) =100a(2) =282a(3) =855a(4) =3010a(5) =11242a(6) =44275a(7) =179032a(8) =737550a(9) =3070375a(10) =12868830a(11) =54154926a(12) =228475507a(13) =965411356a(14) =4083220786a(15) =17280246775a(16) =73157026602a(17) =309784875682
External references
- oeis: A208836