Number of (n+1) X (1+1) 0..2 arrays with the maximum plus the upper median minus the lower median minus the minimum of every 2 X 2 subblock differing from its horizontal and vertical neighbors by exactly one.
A237242
Number of (n+1) X (1+1) 0..2 arrays with the maximum plus the upper median minus the lower median minus the minimum of every 2 X 2 subblock differing from its horizontal and vertical neighbors by exactly one.
Terms
- a(0) =81a(1) =344a(2) =1488a(3) =6496a(4) =28176a(5) =121088a(6) =523776a(7) =2286592a(8) =9917952a(9) =42622976a(10) =184369152a(11) =804880384a(12) =3491119104a(13) =15003287552a(14) =64897941504a(15) =283317895168
External references
- oeis: A237242