Numbers k such that A030717(k) = 4.

Terms

a(0) =11a(1) =14a(2) =24a(3) =58a(4) =64a(5) =145a(6) =222a(7) =253a(8) =290a(9) =326a(10) =328a(11) =364a(12) =449a(13) =451a(14) =491a(15) =496a(16) =538a(17) =539a(18) =588a(19) =589a(20) =595a(21) =641a(22) =642a(23) =648a(24) =650a(25) =653a(26) =697a(27) =698a(28) =704a(29) =706