id:A108546 - OEIS Search Results

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Lexicographically smallest permutation of primes such that for n>1 forms 4*k+1 and 4*k+3 alternate.

+0
4

2, 3, 5, 7, 13, 11, 17, 19, 29, 23, 37, 31, 41, 43, 53, 47, 61, 59, 73, 67, 89, 71, 97, 79, 101, 83, 109, 103, 113, 107, 137, 127, 149, 131, 157, 139, 173, 151, 181, 163, 193, 167, 197, 179, 229, 191, 233, 199, 241, 211, 257, 223, 269, 227, 277, 239, 281, 251, 293 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`a(n) mod 4 = 3 - 2 * (n mod 2) for n>1.`
	CROSSREFS	`Cf. A002144, A002145.` `Sequence in context: A126055 A126054 A067836 this_sequence A065107 A090420 A031344` `Adjacent sequences: A108543 A108544 A108545 this_sequence A108547 A108548 A108549`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)lhsystems.com), Jun 10 2005`

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Last modified July 24 12:00 EDT 2008. Contains 142294 sequences.

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