Number of nX5 0..1 arrays with every element equal to 0, 2, 3 or 5 king-move adjacent elements, with upper left element zero.

A297940

Number of nX5 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) =31a(2) =16a(3) =74a(4) =330a(5) =1032a(6) =3640a(7) =12800a(8) =44663a(9) =159995a(10) =572956a(11) =2043261a(12) =7307313a(13) =26155457a(14) =93498812a(15) =334546709a(16) =1197214499a(17) =4283674305a(18) =15329787213a(19) =54860589339a(20) =196324599730a(21) =702596664568

External references