Numbers n such that n and n+1 both have 30 divisors.

Terms

a(0) =180224a(1) =257499a(2) =579375a(3) =1075599a(4) =1990575a(5) =2353616a(6) =5598800a(7) =10320624a(8) =11560400a(9) =13975983a(10) =16951599a(11) =17213552a(12) =17651600a(13) =17672499a(14) =17784207a(15) =20626991a(16) =20660624a(17) =21041775a(18) =21912848a(19) =22252400a(20) =24533199a(21) =24953103a(22) =26161875a(23) =26604207a(24) =29232175a(25) =29253392