Numbers expressible as (a^2-1)(b^2-1) in at least 2 distinct ways (b>=a>1).

Terms

a(0) =360a(1) =504a(2) =2304a(3) =2520a(4) =2880a(5) =3465a(6) =5040a(7) =5400a(8) =7920a(9) =9360a(10) =12285a(11) =12600a(12) =12672a(13) =13440a(14) =14400a(15) =17325a(16) =20160a(17) =23040a(18) =27720a(19) =28224a(20) =29400a(21) =30600a(22) =32760a(23) =35640a(24) =38080a(25) =40320a(26) =42840a(27) =47880a(28) =48384a(29) =49920