T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with each row and column divisible by 7, read as a binary number with top and left being the most significant bits.
A262319
T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with each row and column divisible by 7, read as a binary number with top and left being the most significant bits.
Terms
- a(0) =2a(1) =3a(2) =3a(3) =5a(4) =5a(5) =5a(6) =10a(7) =9a(8) =9a(9) =10a(10) =19a(11) =27a(12) =17a(13) =27a(14) =19a(15) =37a(16) =61a(17) =133a(18) =133a(19) =61a(20) =37a(21) =74a(22) =145a(23) =361a(24) =1618a(25) =361a(26) =145a(27) =74a(28) =147a(29) =435
External references
- oeis: A262319