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A100962 Numbers that can neither be written as the sum nor as the product of two primes. 1
1, 2, 3, 11, 17, 23, 27, 29, 37, 41, 47, 53, 59, 67, 71, 79, 83, 89, 97, 101, 107, 113, 117, 125, 127, 131, 135, 137, 147, 149, 157, 163, 167, 171, 173, 179, 189, 191, 197, 207, 211, 223, 227, 233, 239, 245, 251, 255, 257, 261, 263, 269, 275, 277, 281, 293, 297 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Intersection of A014092 and A100959.

LINKS

Table of n, a(n) for n=1..57.

CROSSREFS

Cf. A084997.

Sequence in context: A051076 A192612 A014092 * A045337 A098700 A025584

Adjacent sequences:  A100959 A100960 A100961 * A100963 A100964 A100965

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller, Nov 24 2004

STATUS

approved

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Last modified June 19 16:26 EDT 2013. Contains 226415 sequences.