Number of nX6 0..1 arrays with every element unequal to 0, 1, 2 or 4 king-move adjacent elements, with upper left element zero.
A303798
Number of nX6 0..1 arrays with every element unequal to 0, 1, 2 or 4 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =32a(1) =184a(2) =121a(3) =631a(4) =1406a(5) =5282a(6) =11733a(7) =41444a(8) =108170a(9) =344248a(10) =929630a(11) =2892458a(12) =8095367a(13) =24400687a(14) =69641675a(15) =207693852a(16) =598414329a(17) =1769154199a(18) =5132971975a(19) =15109509950a(20) =43979589794a(21) =129115991690a(22) =376659787983
External references
- oeis: A303798