Numbers with at least two 3s in their prime signature.

Terms

a(0) =216a(1) =1000a(2) =1080a(3) =1512a(4) =2376a(5) =2744a(6) =2808a(7) =3000a(8) =3375a(9) =3672a(10) =4104a(11) =4968a(12) =5400a(13) =6264a(14) =6696a(15) =6750a(16) =7000a(17) =7560a(18) =7992a(19) =8232a(20) =8856a(21) =9000a(22) =9261a(23) =9288a(24) =10152a(25) =10584a(26) =10648a(27) =11000a(28) =11448a(29) =11880