A185724 Primes that are not the sum of distinct primes with prime subscripts.
2, 7, 13, 23, 29, 37, 43, 71
Offset: 1
Examples
Prime(Prime(1)) = Prime(2) = 3 and Prime(Prime(2)) = Prime(3) = 5 and Prime(Prime(3)) = Prime(5) = 11, so 2 and 7 are members.
Links
- R. E. Dressler and S. T. Parker, Primes with a prime subscript, J. ACM 22 (1975) 380-381.
Comments