4821666340

Appears in sequences

• Number of (n+1)X(4+1) 0..3 arrays with the maximum plus the minimum minus the upper median minus the lower median of every 2X2 subblock equal.at n=4A237296
• Number of (n+1)X(5+1) 0..3 arrays with the maximum plus the minimum minus the upper median minus the lower median of every 2X2 subblock equal.at n=3A237297