Number of distinct n X 2 toroidal 0..3 arrays.
A184273
Number of distinct n X 2 toroidal 0..3 arrays.
Terms
- a(0) =10a(1) =76a(2) =700a(3) =8296a(4) =104968a(5) =1399176a(6) =19175140a(7) =268447816a(8) =3817763740a(9) =54975738736a(10) =799645010860
External references
- oeis: A184273