id:A085093 - OEIS Search Results

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Distinct primes and composite numbers alternately such that the sum of a pair of successive terms is prime or composite alternately.

+0
1

2, 9, 3, 4, 5, 6, 19, 10, 11, 8, 7, 12, 13, 16, 17, 14, 31, 22, 23, 18, 37, 24, 41, 20, 29, 30, 47, 26, 43, 28, 53, 36, 59, 38, 61, 40, 71, 32, 67, 34, 83, 44, 73, 54, 79, 48, 97, 42, 101, 50, 103, 46, 89, 60, 109, 58, 107, 56, 113, 66, 137, 62, 127, 52, 131, 68, 139, 72, 149 (list; graph; listen)

	OFFSET	`0,1`
	MAPLE	`9 is the only odd composite member of this sequence.`
	CROSSREFS	`Sequence in context: A137616 A154581 A111689 this_sequence A021777 A095802 A087013` `Adjacent sequences: A085090 A085091 A085092 this_sequence A085094 A085095 A085096`
	KEYWORD	`nonn`
	AUTHOR	`Amarnath Murthy and Meenakshi Srikanth (amarnath_murthy(AT)yahoo.com), Jul 03 2003`
	EXTENSIONS	`More terms from David Wasserman (wasserma(AT)spawar.navy.mil), Jan 26 2005`

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Last modified December 8 08:31 EST 2009. Contains 170430 sequences.

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