Number of nX6 0..1 arrays with every element equal to 3, 4, 5 or 8 king-move adjacent elements, with upper left element zero.

A298165

Number of nX6 0..1 arrays with every element equal to 3, 4, 5 or 8 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =0a(1) =5a(2) =5a(3) =11a(4) =18a(5) =62a(6) =133a(7) =749a(8) =2248a(9) =11243a(10) =43303a(11) =213698a(12) =862571a(13) =4209880a(14) =18541760a(15) =85912154a(16) =391299596a(17) =1813446809a(18) =8242953615a(19) =38135967993a(20) =174709622116a(21) =803464643771

External references