Number of n X n arrays of squares of integers, symmetric about main diagonal, with all rows summing to 17.
A156466
Number of n X n arrays of squares of integers, symmetric about main diagonal, with all rows summing to 17.
Terms
- a(0) =2a(1) =10a(2) =84a(3) =1308a(4) =50500a(5) =5934606a(6) =3733057244
External references
- oeis: A156466