id:A067879 - OEIS Search Results

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Numbers n such that sigma(n)=phi(n*omega(n)+1).

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1, 6, 30, 38, 55, 85, 87, 188, 236, 264, 445, 451, 618, 655, 672, 715, 717, 897, 913, 1221, 1265, 1357, 1824, 2095, 2515, 2765, 3009, 3247, 3471, 3605, 3741, 4088, 4117, 4237, 5071, 6747, 7195, 7689, 7701, 8120, 10885, 11577, 12128, 12245, 12549 (list; graph; listen)

	OFFSET	`1,2`
	CROSSREFS	`Sequence in context: A056153 A062515 A062268 this_sequence A136375 A138706 A002445` `Adjacent sequences: A067876 A067877 A067878 this_sequence A067880 A067881 A067882`
	KEYWORD	`easy,nonn`
	AUTHOR	`Benoit Cloitre (benoit7848c(AT)orange.fr), Mar 02 2002`

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Last modified July 26 13:41 EDT 2008. Contains 142293 sequences.

AT&T Labs Research