Number of tilings of a 9 X n rectangle using integer-sided square tiles of area > 1.

Terms

a(0) =1a(1) =0a(2) =0a(3) =1a(4) =0a(5) =0a(6) =19a(7) =0a(8) =0a(9) =50a(10) =17a(11) =0a(12) =499a(13) =34a(14) =2a(15) =1932a(16) =901a(17) =4a(18) =14152a(19) =2904a(20) =455a(21) =66283a(22) =37037a(23) =1319a(24) =420837a(25) =158496a(26) =33772a(27) =2165069a(28) =1414662a(29) =133691