id:A064555 - OEIS Search Results

Search: id:A064555

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a(n) = Max { k | A064553 (k) = n}.

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1, 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97, 101, 103, 107, 109, 113, 127, 131, 137, 139, 149, 151, 157, 163, 167, 173, 179, 181, 191, 193, 197, 199, 211, 223, 227, 229, 233, 239, 241, 251, 257, 263, 269, 271, 277, 281, 283, 293, 307, 311, 319, 317 (list; graph; listen)

	OFFSET	`1,2`
	COMMENT	`A064553(a(n)) = n and A064553(a(k)) <> k for k > a(n). a(n) = A000040(n) for 1 < n < 66, but A000040(66) = 313 <> 319 = 11*29 = a(66). A064553(A000040(n)) = n + 1 for all n.` `In the plot, the lowest line corresonds to the cases when a(n)=prime(n-1). - T. D. Noe (noe(AT)sspectra.com), Dec 12 2004`
	LINKS	`T. D. Noe, Table of n, a(n) for n = 1..8000` `T. D. Noe, Plot of A064555`
	CROSSREFS	`Cf. A064554, A001055, A064553, A000040.` `Sequence in context: A008578 A100726 A015919 this_sequence A095320 A077359 A057448` `Adjacent sequences: A064552 A064553 A064554 this_sequence A064556 A064557 A064558`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Sep 21 2001`

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Last modified December 1 19:22 EST 2009. Contains 167811 sequences.

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