Number of nX3 0..1 arrays with every element equal to 0, 2, 3 or 5 king-move adjacent elements, with upper left element zero.

A297938

Number of nX3 0..1 arrays with every element equal to 0, 2, 3 or 5 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =1a(1) =7a(2) =4a(3) =14a(4) =16a(5) =51a(6) =102a(7) =258a(8) =667a(9) =1716a(10) =4557a(11) =12280a(12) =33101a(13) =90062a(14) =245804a(15) =671771a(16) =1839762a(17) =5042390a(18) =13827032a(19) =37933535a(20) =104089825a(21) =285665539a(22) =784072873a(23) =2152190537a(24) =5907767483a(25) =16217301269a(26) =44518549114a(27) =122210466960a(28) =335489576156

External references