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A085380
Numbers k such that (greatest prime as sum of distinct divisors of k) = (greatest prime not greater sum of divisors of k).
4
2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 63, 64, 65, 66, 67, 70, 71, 72, 73, 74, 76, 77
OFFSET
1,1
LINKS
FORMULA
A085379(a(n)) = A070801(a(n)).
CROSSREFS
Complement of A085381.
Sequence in context: A272269 A250394 A062996 * A335469 A374701 A274399
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, Jun 26 2003
STATUS
approved