A387215 a(n) is the smallest k such that, for any m >= k, m is a sum of exactly n distinct primes.
18, 31, 42, 61, 84, 103, 138, 163, 204, 245, 294, 335, 390, 449, 516, 575, 648, 725, 804, 885, 978, 1067, 1164, 1277, 1374, 1493, 1608, 1739, 1866, 2003, 2142, 2291, 2436, 2603, 2760, 2933, 3096, 3281, 3468, 3647, 3858, 4055, 4248, 4457, 4684, 4913, 5142, 5375, 5604
Offset: 3
Examples
a(3) = 18 as 17 is not the sum of 3 distinct primes but any integer m where 18 <= m <= 27 is the sum of 3 distinct primes. It is therefore assumed that a(3) = 18.
Comments