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A224535
Odd numbers that are the sum of three distinct prime numbers.
2
15, 19, 21, 23, 25, 27, 29, 31, 33, 35, 37, 39, 41, 43, 45, 47, 49, 51, 53, 55, 57, 59, 61, 63, 65, 67, 69, 71, 73, 75, 77, 79, 81, 83, 85, 87, 89, 91, 93, 95, 97, 99, 101, 103, 105, 107, 109, 111, 113, 115, 117, 119, 121, 123, 125, 127, 129, 131, 133, 135
OFFSET
1,1
COMMENTS
Odd terms in A124867. - R. J. Mathar, Jun 09 2014
EXAMPLE
15 = 3 + 5 + 7.
MATHEMATICA
Union[Total /@ Subsets[Prime[Range[2, 30]], {3}]]
CROSSREFS
Cf. A224534 (primes in this sequence).
Sequence in context: A217406 A181664 A348517 * A225861 A329184 A077349
KEYWORD
nonn
AUTHOR
T. D. Noe, Apr 15 2013
EXTENSIONS
"Odd" added by Irina Gerasimova, Apr 15 2013
STATUS
approved