Integers which can be written as m*tau(m) for some m, where tau = A000005.

Terms

a(0) =1a(1) =4a(2) =6a(3) =10a(4) =12a(5) =14a(6) =22a(7) =24a(8) =26a(9) =27a(10) =32a(11) =34a(12) =38a(13) =40a(14) =46a(15) =56a(16) =58a(17) =60a(18) =62a(19) =72a(20) =74a(21) =75a(22) =80a(23) =82a(24) =84a(25) =86a(26) =88a(27) =94a(28) =104a(29) =106