id:A096076 - OEIS Search Results

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Not the sum of two relatively prime composite numbers.

+0
4

1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 26, 27, 28, 30, 32, 36, 38, 40, 42, 45, 48, 50, 54, 56, 60, 66, 70, 72, 78, 80, 84, 90, 96, 105, 108, 110, 120, 126, 132, 138, 140, 150, 180, 210 (list; graph; listen)

	OFFSET	`0,2`
	COMMENT	`Max Alekseyev (maxale(AT)gmail.com) showed that this sequence is finite; proof completed by several people to show that the list is complete.`
	EXAMPLE	`13 is not in the set because 13 = 4 + 9. 15 = 6 + 9 does not prevent 15 from being in the set because gcd(6,9) = 3.`
	CROSSREFS	`Sequence in context: A051038 A140332 A155182 this_sequence A108864 A055722 A028830` `Adjacent sequences: A096073 A096074 A096075 this_sequence A096077 A096078 A096079`
	KEYWORD	`nonn,fini,full`
	AUTHOR	`Frank Adams-Watters (FrankTAW(AT)Netscape.net), Jul 22 2004`

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Last modified December 19 12:50 EST 2009. Contains 171053 sequences.

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