T(n,k)=Number of nXk 0..2 arrays with every element equal to some element at offset (-1,-1) (-1,0) (-1,1) (0,-1) (0,1) (1,-1) or (1,0) both plus 1 mod 3 and minus 1 mod 3, with new values introduced in order 0..2.
A277788
T(n,k)=Number of nXk 0..2 arrays with every element equal to some element at offset (-1,-1) (-1,0) (-1,1) (0,-1) (0,1) (1,-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) =3a(5) =0a(6) =0a(7) =12a(8) =12a(9) =0a(10) =0a(11) =84a(12) =80a(13) =84a(14) =0a(15) =0a(16) =498a(17) =1434a(18) =1434a(19) =498a(20) =0a(21) =0a(22) =3090a(23) =20663a(24) =79092a(25) =20663a(26) =3090a(27) =0a(28) =0a(29) =18930
External references
- oeis: A277788