T(n,k)=Number of nXk 0..2 arrays with every element equal to some element at offset (-1,0) (-1,1) (0,-1) (0,1) or (1,0) both plus 1 mod 3 and minus 1 mod 3, with new values introduced in order 0..2.
A277659
T(n,k)=Number of nXk 0..2 arrays with every element equal to some element at offset (-1,0) (-1,1) (0,-1) (0,1) or (1,0) both plus 1 mod 3 and minus 1 mod 3, with new values introduced in order 0..2.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =0a(4) =0a(5) =0a(6) =0a(7) =1a(8) =1a(9) =0a(10) =0a(11) =2a(12) =4a(13) =2a(14) =0a(15) =0a(16) =8a(17) =47a(18) =47a(19) =8a(20) =0a(21) =0a(22) =28a(23) =356a(24) =988a(25) =356a(26) =28a(27) =0a(28) =0a(29) =98
External references
- oeis: A277659