Number of (n+1)X(4+1) 0..7 arrays with every 2X2 subblock having the sum of the squares of the edge differences equal to 30, and no two adjacent values equal.
A233913
Number of (n+1)X(4+1) 0..7 arrays with every 2X2 subblock having the sum of the squares of the edge differences equal to 30, and no two adjacent values equal.
Terms
- a(0) =9612a(1) =138132a(2) =1813476a(3) =26954304a(4) =369978404a(5) =5494251884a(6) =76393662524
External references
- oeis: A233913