Number of ways to cut an n X n square into squares with integer sides, reduced for symmetry, where the orbits under the symmetry group of the square, D4, have 4 elements.
A226980
Number of ways to cut an n X n square into squares with integer sides, reduced for symmetry, where the orbits under the symmetry group of the square, D4, have 4 elements.
Terms
- a(0) =0a(1) =0a(2) =1a(3) =6a(4) =26a(5) =264a(6) =1157a(7) =23460a(8) =153485a(9) =6748424a(10) =70521609a(11) =6791578258
External references
- oeis: A226980