Numbers k such that A030777(k) = 4.

Terms

a(0) =14a(1) =26a(2) =27a(3) =36a(4) =59a(5) =61a(6) =63a(7) =74a(8) =77a(9) =90a(10) =94a(11) =109a(12) =112a(13) =129a(14) =151a(15) =157a(16) =175a(17) =182a(18) =202a(19) =243a(20) =270a(21) =277a(22) =280a(23) =289a(24) =308a(25) =349a(26) =353a(27) =359a(28) =360a(29) =393