Equals one maps: number of 3Xn binary arrays indicating the locations of corresponding elements equal to exactly one of their horizontal, diagonal and antidiagonal neighbors in a random 0..1 3Xn array.
A220539
Equals one maps: number of 3Xn binary arrays indicating the locations of corresponding elements equal to exactly one of their horizontal, diagonal and antidiagonal neighbors in a random 0..1 3Xn array.
Terms
- a(0) =1a(1) =31a(2) =55a(3) =625a(4) =2555a(5) =17935a(6) =90171a(7) =544856a(8) =2962859a(9) =17081286a(10) =94990161a(11) =539185536a(12) =3022799372a(13) =17066737846a(14) =95943415702a(15) =540694505626
External references
- oeis: A220539