T(n,k) = number of defective 3-colorings of an n X k 0..2 array connected horizontally and vertically with exactly one mistake and colors introduced in row-major 0..2 order.
A229460
T(n,k) = number of defective 3-colorings of an n X k 0..2 array connected horizontally and vertically with exactly one mistake and colors introduced in row-major 0..2 order.
Terms
- a(0) =0a(1) =1a(2) =1a(3) =2a(4) =4a(5) =2a(6) =6a(7) =20a(8) =20a(9) =6a(10) =16a(11) =84a(12) =140a(13) =84a(14) =16a(15) =40a(16) =324a(17) =863a(18) =863a(19) =324a(20) =40a(21) =96a(22) =1188a(23) =4962a(24) =7940a(25) =4962a(26) =1188a(27) =96a(28) =224a(29) =4212
External references
- oeis: A229460