Numbers n such that the numerator of the rational number 1 + 1/2 + 1/3 + ... + 1/n is a prime number.

A056903

Numbers n such that the numerator of the rational number 1 + 1/2 + 1/3 + ... + 1/n is a prime number.

Terms

    a(0) =2a(1) =3a(2) =5a(3) =8a(4) =9a(5) =21a(6) =26a(7) =41a(8) =56a(9) =62a(10) =69a(11) =79a(12) =89a(13) =91a(14) =122a(15) =127a(16) =143a(17) =167a(18) =201a(19) =230a(20) =247a(21) =252a(22) =290a(23) =349a(24) =376a(25) =459a(26) =489a(27) =492a(28) =516a(29) =662

External references