Numbers k such that lcm(1,2,3,...,k)/13 equals the denominator of the k-th harmonic number H(k).

Terms

a(0) =156a(1) =157a(2) =158a(3) =159a(4) =160a(5) =161a(6) =27380a(7) =27381a(8) =27382a(9) =27383a(10) =27384a(11) =27385a(12) =27386a(13) =27387a(14) =27388a(15) =27389a(16) =27390a(17) =27391a(18) =27392a(19) =27393a(20) =27394a(21) =27395a(22) =27396a(23) =27397a(24) =27398a(25) =27399a(26) =27400a(27) =27401a(28) =27402a(29) =27403