Numbers with exactly four distinct exponents in their prime factorization, or four distinct parts in their prime signature.

A323025

Numbers with exactly four distinct exponents in their prime factorization, or four distinct parts in their prime signature.

Terms

    a(0) =75600a(1) =105840a(2) =113400a(3) =118800a(4) =126000a(5) =140400a(6) =151200a(7) =158760a(8) =178200a(9) =183600a(10) =198000a(11) =205200a(12) =210600a(13) =211680a(14) =232848a(15) =234000a(16) =237600a(17) =246960a(18) =248400a(19) =252000a(20) =261360a(21) =275184a(22) =275400a(23) =280800a(24) =283500a(25) =294000a(26) =302400a(27) =306000a(28) =307800a(29) =313200

External references