Half the number of n X 4 binary arrays with no element unequal to a strict majority of its king-move neighbors.

A183388

Half the number of n X 4 binary arrays with no element unequal to a strict majority of its king-move neighbors.

Terms

    a(0) =2a(1) =2a(2) =2a(3) =4a(4) =8a(5) =16a(6) =36a(7) =74a(8) =156a(9) =334a(10) =706a(11) =1504a(12) =3204a(13) =6828a(14) =14576a(15) =31128a(16) =66524a(17) =142262a(18) =304360a(19) =651456a(20) =1394894a(21) =2987672a(22) =6400950a(23) =13716916a(24) =29400542a(25) =63027304a(26) =135134330a(27) =289772558a(28) =621434722a(29) =1332826866

External references