id:A095007 - OEIS Search Results

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Number of 4k+1 primes (A002144) in range ]2^n,2^(n+1)].

+0
4

0, 1, 1, 2, 4, 6, 10, 21, 38, 66, 127, 233, 432, 805, 1511, 2837, 5378, 10186, 19294, 36827, 70157, 133975, 256852, 492882, 946848, 1823129, 3513599, 6780412, 13103462, 25348870, 49090415, 95167380, 184662052 (list; graph; listen)

	OFFSET	`1,4`
	LINKS	`A. Karttunen and J. Moyer, C-program for computing the initial terms of this sequence` `Index entries for sequences related to occurrences of various subsets of primes in range ]2^n,2^(n+1)]`
	CROSSREFS	`a(n) = A036378(n)-A095008(n) = A095009(n)+A095011(n).` `Sequence in context: A026680 A034872 A032362 this_sequence A005194 A085809 A073308` `Adjacent sequences: A095004 A095005 A095006 this_sequence A095008 A095009 A095010`
	KEYWORD	`nonn`
	AUTHOR	`Antti Karttunen (his-firstname.his-surname(AT)iki.fi) and Labos E. (labos(AT)ana.sote.hu), Jun 01 2004`

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.

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