Positive numbers k such that the number of primes between k and 2*k is different from the number of primes between m and 2*m for every number m != k.

A084142

Positive numbers k such that the number of primes between k and 2*k is different from the number of primes between m and 2*m for every number m != k.

Terms

    a(0) =1a(1) =120a(2) =216a(3) =300a(4) =531a(5) =714a(6) =804a(7) =999a(8) =1344a(9) =1356a(10) =1395a(11) =1680a(12) =1764a(13) =1770a(14) =1959a(15) =2046a(16) =2121a(17) =2325a(18) =2484a(19) =2511a(20) =2760a(21) =2826a(22) =3150a(23) =3285a(24) =3396a(25) =3744a(26) =4044a(27) =4116a(28) =4146a(29) =4314

External references