Composite numbers k with no prime factor among (2, 3) (cf. A038509) and such that phi(k) < 2*k/3.

Terms

a(0) =385a(1) =455a(2) =595a(3) =665a(4) =805a(5) =1015a(6) =1085a(7) =1925a(8) =2275a(9) =2695a(10) =2975a(11) =3185a(12) =3325a(13) =4025a(14) =4165a(15) =4235a(16) =4655a(17) =5005a(18) =5075a(19) =5425a(20) =5635a(21) =5915a(22) =6545a(23) =7105a(24) =7315a(25) =7595a(26) =7735a(27) =8645a(28) =8855a(29) =9625