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A152483 Even numbers which are not the sum of 2 odd semiprimes. 2
2, 4, 6, 8, 10, 12, 14, 16, 20, 22, 26, 28, 32, 38, 52, 62 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

COMMENTS

No more terms < 10^9. Conjectured to be complete.

EXAMPLE

62 is in this sequence because no 2 odd semiprimes sum to 62. 64 is not in this sequence because the sum of 9 (odd semiprime) and 55 (odd semiprime) is 64.

CROSSREFS

Cf. A001358, A046315, A152482, A152484.

Sequence in context: A094041 A058066 A118081 * A162764 A082893 A024807

Adjacent sequences:  A152480 A152481 A152482 * A152484 A152485 A152486

KEYWORD

fini,nonn

AUTHOR

Donovan Johnson (donovan.johnson(AT)yahoo.com), Dec 06 2008

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Last modified February 10 11:30 EST 2012. Contains 205223 sequences.