A364535 a(n) is the number of subsets of the first n primes whose sum is not a prime.
1, 1, 1, 3, 9, 20, 44, 93, 191, 390, 787, 1600, 3250, 6563, 13227, 26609, 53484, 107588, 216413, 434894, 872834, 1750938, 3512454, 7043770, 14119562, 28300792, 56733873, 113746102, 228033527, 456999525, 915558925, 1834081043, 3674191081, 7361544506, 14749015536, 29545860199, 59169406092
Offset: 0
Keywords
Links
- Alois P. Heinz, Table of n, a(n) for n = 0..1000