Numbers k such that sin(k-1) <= 0 and sin(k) > 0.

Terms

a(0) =1a(1) =7a(2) =13a(3) =19a(4) =26a(5) =32a(6) =38a(7) =44a(8) =51a(9) =57a(10) =63a(11) =70a(12) =76a(13) =82a(14) =88a(15) =95a(16) =101a(17) =107a(18) =114a(19) =120a(20) =126a(21) =132a(22) =139a(23) =145a(24) =151a(25) =158a(26) =164a(27) =170a(28) =176a(29) =183