Number of 7Xn 0..2 arrays with no element equal to any value at offset (0,-1) (-1,-2) or (-2,0) and new values introduced in order 0..2.
A275042
Number of 7Xn 0..2 arrays with no element equal to any value at offset (0,-1) (-1,-2) or (-2,0) and new values introduced in order 0..2.
Terms
- a(0) =48a(1) =1458a(2) =4463a(3) =40572a(4) =351197a(5) =3056856a(6) =26631796a(7) =233894638a(8) =2060522620a(9) =18133339314a(10) =159409773544
External references
- oeis: A275042