id:A152484 - OEIS Search Results

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Odd numbers which are not the sum of an even semiprime and an odd semiprime.

+0
3

1, 3, 5, 7, 9, 11, 17, 33 (list; graph; listen)

	OFFSET	`1,2`
	COMMENT	`No more terms < 10^9. Conjectured to be complete.`
	EXAMPLE	`33 is in this sequence because no even semiprime and odd semiprime sum to 33. 35 is not in this sequence because the sum of 10 (even semiprime) and 25 (odd semiprime) is 35.`
	CROSSREFS	`Cf. A001358, A046315, A100484, A152482, A152483.` `Sequence in context: A064076 A050842 A143447 this_sequence A071643 A039578 A033032` `Adjacent sequences: A152481 A152482 A152483 this_sequence A152485 A152486 A152487`
	KEYWORD	`fini,nonn`
	AUTHOR	`Donovan Johnson (donovan.johnson(AT)yahoo.com), Dec 06 2008`

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.