Number of (n+1)X(3+1) 0..7 arrays with every 2X2 subblock having the sum of the squares of all six edge and diagonal differences equal to 59.
A233855
Number of (n+1)X(3+1) 0..7 arrays with every 2X2 subblock having the sum of the squares of all six edge and diagonal differences equal to 59.
Terms
- a(0) =4640a(1) =22472a(2) =106304a(3) =716800a(4) =4319616a(5) =34000600a(6) =226756256a(7) =1873475872a(8) =13046763360a(9) =108927798728a(10) =775259184232
External references
- oeis: A233855