a(n) = A102457(k) for k in A102458. For these k, A102457(k) != lpf(k-1).

Terms

a(0) =80519a(1) =143a(2) =77a(3) =161a(4) =77a(5) =299a(6) =437a(7) =143a(8) =77a(9) =407a(10) =611a(11) =581a(12) =319a(13) =377a(14) =161a(15) =893a(16) =209a(17) =989a(18) =989a(19) =713a(20) =583a(21) =377a(22) =1073a(23) =533a(24) =893a(25) =143a(26) =913a(27) =209a(28) =77a(29) =713