id:A082294 - OEIS Search Results

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Numbers having exactly two square divisors >1.

+0
3

16, 32, 48, 80, 81, 96, 112, 160, 162, 176, 208, 224, 240, 243, 272, 304, 336, 352, 368, 405, 416, 464, 480, 486, 496, 528, 544, 560, 567, 592, 608, 624, 625, 656, 672, 688, 736, 752, 810, 816, 848, 880, 891, 912, 928, 944, 976, 992, 1040, 1053, 1056, 1072 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`A046951(a(n)) = 3.`
	EXAMPLE	`n=81 has 3 square divisors: 1, 8 and 81, therefore 81 is a term.`
	CROSSREFS	`Cf. A082295, A048111, A013929.` `Sequence in context: A043334 A023707 A044442 this_sequence A048946 A101426 A018923` `Adjacent sequences: A082291 A082292 A082293 this_sequence A082295 A082296 A082297`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Apr 08 2003`

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Last modified December 19 12:50 EST 2009. Contains 171053 sequences.

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