Number of n X n arrays of squares of integers with every 3X3 subblock summing to 17.

A159218

Number of n X n arrays of squares of integers with every 3X3 subblock summing to 17.

Terms

    a(0) =3987a(1) =41067a(2) =223475a(3) =867339a(4) =4371779a(5) =16945443a(6) =57746907a(7) =263236635a(8) =1012743923a(9) =3636595539

External references