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A135367
Not the sum of three perfect powers (assuming 1, but not 0, is a perfect power).
4
1, 2, 4, 5, 7, 8, 15, 23, 31, 87, 111, 119, 167, 335, 1391, 1455, 1607, 1679, 1991, 25887, 26375
OFFSET
1,2
COMMENTS
No other terms < 10^9. Presumably the sequence is finite.
CROSSREFS
Complement of A074499.
Sequence in context: A343915 A187054 A135693 * A141493 A103118 A346140
KEYWORD
nonn
AUTHOR
Zak Seidov and Giovanni Resta, Feb 24 2008
STATUS
approved