id:A046680 - OEIS Search Results

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Number of divisors of n and sum of cubes of divisors of n are relatively prime.

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1, 2, 4, 8, 9, 16, 25, 36, 81, 100, 121, 128, 144, 162, 225, 256, 289, 324, 400, 484, 512, 529, 625, 729, 841, 900, 1024, 1089, 1156, 1250, 1296, 1458, 1681, 1936, 2025, 2116, 2209, 2304, 2401, 2500, 2601, 2809, 2916, 3025, 3364, 3481, 3600, 4096, 4356, 4624 (list; graph; listen)

	OFFSET	`1,2`
	COMMENT	`It can be shown that this is a subset of A028982.`
	CROSSREFS	`Cf. A028982, A046678 - A046981, A046983, A046985.` `Sequence in context: A079931 A055008 A046678 this_sequence A113570 A065391 A161792` `Adjacent sequences: A046677 A046678 A046679 this_sequence A046681 A046682 A046683`
	KEYWORD	`nonn`
	AUTHOR	`Labos Elemer (LABOS(AT)ana.sote.hu)`

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Last modified November 25 14:49 EST 2009. Contains 167514 sequences.

AT&T Labs Research