Number of 7Xn 0..2 arrays with no element equal to any value at offset (-2,-1) (-2,1) or (-1,-1) and new values introduced in order 0..2.
A275271
Number of 7Xn 0..2 arrays with no element equal to any value at offset (-2,-1) (-2,1) or (-1,-1) and new values introduced in order 0..2.
Terms
- a(0) =365a(1) =1320a(2) =22844a(3) =409728a(4) =8391716a(5) =161725644a(6) =3224773976a(7) =63143699424
External references
- oeis: A275271