id:A066871 - OEIS Search Results

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Harshad (or Niven) amicable pairs: numbers which belong to an amicable pair in which both terms are Harshad (or Niven) numbers.

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2620, 2924, 10634085, 14084763, 23389695, 25132545, 34256222, 35997346, 46521405, 53011395, 63560025, 65003175, 80422335, 82977345, 120812175, 126671985, 190888155, 194594085, 256948065, 263110815, 281499435, 297034965 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`In first 5000 Amicable pairs, there are 192 Harshad amicable numbers.`
	LINKS	`Shyam Sunder Gupta, Amicable Numbers`
	EXAMPLE	`a(1)=2620 and a(2)=2924, where a(1) and a(2) are harshad numbers and also (2620, 2924) is an amicable Pair.`
	CROSSREFS	`Cf. A063990, A005349.` `Sequence in context: A109487 A015309 A054258 this_sequence A156398 A139675 A020439` `Adjacent sequences: A066868 A066869 A066870 this_sequence A066872 A066873 A066874`
	KEYWORD	`nonn`
	AUTHOR	`Shyam Sunder Gupta (guptass(AT)rediffmail.com), Jan 21 2002`

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Last modified December 17 23:40 EST 2009. Contains 171025 sequences.

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