Equals one maps: number of 4Xn binary arrays indicating the locations of corresponding elements equal to exactly one of their horizontal and antidiagonal neighbors in a random 0..1 4Xn array.
A220582
Equals one maps: number of 4Xn binary arrays indicating the locations of corresponding elements equal to exactly one of their horizontal and antidiagonal neighbors in a random 0..1 4Xn array.
Terms
- a(0) =1a(1) =128a(2) =375a(3) =17505a(4) =165130a(5) =2652007a(6) =33180533a(7) =450926562a(8) =5905274893a(9) =77665021467
External references
- oeis: A220582