Number of n X 4 binary arrays with every 1 having exactly one king-move neighbor equal to 1.
A183437
Number of n X 4 binary arrays with every 1 having exactly one king-move neighbor equal to 1.
Terms
- a(0) =4a(1) =28a(2) =89a(3) =361a(4) =1620a(5) =6392a(6) =26243a(7) =109483a(8) =447624a(9) =1841540a(10) =7595029a(11) =31226203a(12) =128506736a(13) =529054684a(14) =2177033731a(15) =8959709123a(16) =36876424418a(17) =151764857870a(18) =624602187635
External references
- oeis: A183437