id:A108542 - OEIS Search Results

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Greater prime factor of n-th golden semiprime.

+0
10

3, 5, 11, 17, 31, 37, 47, 59, 67, 109, 127, 157, 163, 167, 173, 211, 241, 263, 271, 293, 313, 367, 389, 439, 449, 457, 503, 571, 593, 613, 619, 643, 661, 677, 701, 727, 739, 787, 823, 911, 983, 991, 1021, 1069, 1163, 1187, 1231, 1289, 1381, 1429, 1487, 1523 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`a(n) = A108540(n)/A108541(n);` `abs(phi-a(n)/A108541(n)) < 1, where phi = golden ratio = (1+sqrt(5))/2;` `subsequence of A108539.`
	CROSSREFS	`Cf. A084127, A108543, A108544, A108539.` `Sequence in context: A108402 A090795 A087732 this_sequence A006450 A085918 A146622` `Adjacent sequences: A108539 A108540 A108541 this_sequence A108543 A108544 A108545`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Jun 09 2005`

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Last modified November 25 08:46 EST 2009. Contains 167481 sequences.

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