Number of 3 X n 0..2 arrays with new values 0..2 introduced in row major order and no element equal to more than one of its immediate leftward or upward or right-upward antidiagonal neighbors.
A209102
Number of 3 X n 0..2 arrays with new values 0..2 introduced in row major order and no element equal to more than one of its immediate leftward or upward or right-upward antidiagonal neighbors.
Terms
- a(0) =5a(1) =82a(2) =1326a(3) =20928a(4) =329064a(5) =5171088a(6) =81254376a(7) =1276752432a(8) =20061624144a(9) =315228486048
External references
- oeis: A209102