Number of (n+1)X5 0..2 arrays with rows and columns in nondecreasing order and with no 2X2 subblock sum differing from a horizontal or vertical neighbor subblock sum by more than one.
A184076
Number of (n+1)X5 0..2 arrays with rows and columns in nondecreasing order and with no 2X2 subblock sum differing from a horizontal or vertical neighbor subblock sum by more than one.
Terms
- a(0) =335a(1) =578a(2) =5760a(3) =44050a(4) =360196a(5) =2628898a(6) =18149260a(7) =114306440a(8) =641511811a(9) =3199259658a(10) =14641967639a(11) =60085046104a(12) =226607593574a(13) =780635651041
External references
- oeis: A184076