Number of nX5 0..1 arrays with every element equal to 1, 2, 3, 6 or 8 king-move adjacent elements, with upper left element zero.

A298843

Number of nX5 0..1 arrays with every element equal to 1, 2, 3, 6 or 8 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =3a(1) =166a(2) =424a(3) =1446a(4) =5101a(5) =18191a(6) =62393a(7) =214017a(8) =735090a(9) =2521128a(10) =8674496a(11) =29900417a(12) =103081768a(13) =355521461a(14) =1226654477a(15) =4233860529a(16) =14618644242a(17) =50489092706a(18) =174414948926a(19) =602632498696

External references