Number of (n+1)X(1+1) 0..2 arrays colored with the upper median plus the lower median minus the minimum of every 2X2 subblock.
A237678
Number of (n+1)X(1+1) 0..2 arrays colored with the upper median plus the lower median minus the minimum of every 2X2 subblock.
Terms
- a(0) =81a(1) =474a(2) =2741a(3) =15948a(4) =93093a(5) =541880a(6) =3152844a(7) =18356756a(8) =106893088a(9) =622285828a(10) =3622715432a(11) =21091482008a(12) =122794559800a(13) =714891615808
External references
- oeis: A237678