Smallest odd prime not occurring in the numerator of any of the 2^n subset sums generated from the set 1/1, 1/2, 1/3, ..., 1/n.

A075227

Smallest odd prime not occurring in the numerator of any of the 2^n subset sums generated from the set 1/1, 1/2, 1/3, ..., 1/n.

Terms

    a(0) =3a(1) =5a(2) =7a(3) =17a(4) =37a(5) =43a(6) =43a(7) =151a(8) =151a(9) =409a(10) =491a(11) =491a(12) =491a(13) =1087a(14) =2011a(15) =3709a(16) =3709a(17) =7417a(18) =7417a(19) =7417a(20) =19699a(21) =30139a(22) =35573a(23) =35573a(24) =40237a(25) =40237a(26) =132151a(27) =132151a(28) =158551a(29) =158551

External references