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A088185 Numbers which are not the sum of two coprime semiprimes. 2
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 17, 18, 20, 21, 22, 24, 26, 27, 28, 30, 32, 33, 36, 38, 40, 42, 45, 48, 50, 52, 54, 56, 60, 62, 66, 70, 72, 78, 80, 84, 90, 96, 105, 108, 110, 120, 126, 132, 138, 140, 150, 180, 210 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

A088183(a(n))=0; complement of A088184;

is this sequence finite/full? See conjecture in A072966.

LINKS

Table of n, a(n) for n=1..58.

CROSSREFS

Cf. A072966, A001358.

Sequence in context: A244511 A014157 A026467 * A118844 A247755 A147820

Adjacent sequences:  A088182 A088183 A088184 * A088186 A088187 A088188

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller, Sep 22 2003

STATUS

approved

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Last modified December 8 21:04 EST 2016. Contains 278953 sequences.