A014720 Squares of elements to right of central element in Pascal triangle (by row) that are not 1.

9, 16, 100, 25, 225, 36, 1225, 441, 49, 3136, 784, 64, 15876, 7056, 1296, 81, 44100, 14400, 2025, 100, 213444, 108900, 27225, 3025, 121, 627264, 245025, 48400, 4356, 144, 2944656, 1656369, 511225, 81796, 6084, 169, 9018009, 4008004, 1002001