A156403 Number of 10 X 10 arrays of squares of integers, symmetric about both diagonal and antidiagonal, with all rows summing to n.

1, 312, 13290, 156128, 709332, 1578064, 4220548, 17605696, 42440517, 56568904, 102471151, 332810880, 624439948, 662224128, 977782336, 2727888448, 4701559354, 4686068520, 5468265896, 13526490400, 23873894500, 23882769984, 23258023832