Number of (n+1) X (2+1) 0..1 arrays with no element having a strict majority of its horizontal and vertical neighbors equal to one.
A231971
Number of (n+1) X (2+1) 0..1 arrays with no element having a strict majority of its horizontal and vertical neighbors equal to one.
Terms
- a(0) =16a(1) =56a(2) =169a(3) =550a(4) =1764a(5) =5680a(6) =18225a(7) =58596a(8) =188356a(9) =605458a(10) =1946025a(11) =6255180a(12) =20106256a(13) =64627982a(14) =207734569a(15) =667725402a(16) =2146283584a(17) =6898841796a(18) =22175081569a(19) =71277802674a(20) =229109651716a(21) =736431677100
External references
- oeis: A231971