sin(n) > cos(n+1).

Terms

a(0) =1a(1) =2a(2) =3a(3) =7a(4) =8a(5) =9a(6) =13a(7) =14a(8) =15a(9) =20a(10) =21a(11) =22a(12) =26a(13) =27a(14) =28a(15) =32a(16) =33a(17) =34a(18) =38a(19) =39a(20) =40a(21) =41a(22) =45a(23) =46a(24) =47a(25) =51a(26) =52a(27) =53a(28) =57a(29) =58