T(n,k)=Number of (n+3)X(k+3) 0..1 arrays with each row and column divisible by 9, read as a binary number with top and left being the most significant bits.
A262338
T(n,k)=Number of (n+3)X(k+3) 0..1 arrays with each row and column divisible by 9, read as a binary number with top and left being the most significant bits.
Terms
- a(0) =2a(1) =4a(2) =4a(3) =8a(4) =16a(5) =8a(6) =15a(7) =64a(8) =64a(9) =15a(10) =29a(11) =225a(12) =512a(13) =225a(14) =29a(15) =57a(16) =841a(17) =3375a(18) =3375a(19) =841a(20) =57a(21) =114a(22) =3249a(23) =24389a(24) =19149a(25) =24389a(26) =3249a(27) =114a(28) =228a(29) =12996
External references
- oeis: A262338