Number of (n+1)X2 0..2 arrays with no 2X2 subblock sum differing from a horizontal or vertical neighbor subblock sum by more than one.
A183963
Number of (n+1)X2 0..2 arrays with no 2X2 subblock sum differing from a horizontal or vertical neighbor subblock sum by more than one.
Terms
- a(0) =81a(1) =459a(2) =2601a(3) =15759a(4) =95481a(5) =586791a(6) =3606201a(7) =22235391a(8) =137100681a(9) =845893287a(10) =5219051049a(11) =32205712671a(12) =198734965209
External references
- oeis: A183963