a(n) is the smallest prime such that the number of 1's in its binary expansion is equal to the n-th prime.
A081093
a(n) is the smallest prime such that the number of 1's in its binary expansion is equal to the n-th prime.
Terms
- a(0) =3a(1) =7a(2) =31a(3) =127a(4) =3583a(5) =8191a(6) =131071a(7) =524287a(8) =14680063a(9) =1073479679a(10) =2147483647a(11) =266287972351
External references
- oeis: A081093