Odd numbers k such that the number of 1's in binary representation of k equals omega(k), the number of distinct primes in the factorization of k.

A071595

Odd numbers k such that the number of 1's in binary representation of k equals omega(k), the number of distinct primes in the factorization of k.

Terms

    a(0) =33a(1) =65a(2) =129a(3) =273a(4) =385a(5) =513a(6) =1025a(7) =1155a(8) =1281a(9) =2049a(10) =2065a(11) =2145a(12) =4097a(13) =4161a(14) =4641a(15) =8193a(16) =8195a(17) =8211a(18) =8225a(19) =8265a(20) =8385a(21) =8449a(22) =9345a(23) =10241a(24) =16905a(25) =17409a(26) =21505a(27) =24585a(28) =32775a(29) =32785

External references