Number of (n+1) X (3+1) 0..6 arrays with every 2 X 2 subblock having the sum of the absolute values of all six edge and diagonal differences equal to 18.
A233992
Number of (n+1) X (3+1) 0..6 arrays with every 2 X 2 subblock having the sum of the absolute values of all six edge and diagonal differences equal to 18.
Terms
- a(0) =3496a(1) =11622a(2) =38220a(3) =150572a(4) =578992a(5) =2642176a(6) =11510748a(7) =59677576a(8) =286598096a(9) =1625122820a(10) =8327165492a(11) =49678143548a(12) =264612547304
External references
- oeis: A233992