T(n,k)=Number of (n+1)X(k+1) 0..3 arrays colored with the maximum plus the upper median plus the lower median minus the minimum of every 2X2 subblock.
A236133
T(n,k)=Number of (n+1)X(k+1) 0..3 arrays colored with the maximum plus the upper median plus the lower median minus the minimum of every 2X2 subblock.
Terms
- a(0) =256a(1) =3184a(2) =3184a(3) =39626a(4) =100832a(5) =39626a(6) =494612a(7) =3197642a(8) =3197642a(9) =494612a(10) =6174310a(11) =101879560a(12) =258642018a(13) =101879560a(14) =6174310a(15) =77042610a(16) =3244327356a(17) =21040871248a(18) =21040871248a(19) =3244327356a(20) =77042610a(21) =961334649a(22) =103269513130
External references
- oeis: A236133