id:A113466 - OEIS Search Results

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Least number that begins an n-term arithmetic progression with common difference 2 in which all terms have the same number of divisors.

+0
3

1, 3, 3, 213, 213, 1383, 3091, 8129, 943607, 943607, 19235031, 21470685, 21470685, 21470685, 21470685 (list; graph; listen)

	OFFSET	`1,2`
	COMMENT	`Second column of A113465. Next term is > 6368300000.`
	EXAMPLE	`a(4) = 213 because 213, 215, 217 and 219 each have 4` `divisors.`
	CROSSREFS	`Cf. A113457, A113465.` `Sequence in context: A094755 A152418 A113457 this_sequence A007301 A009715 A138662` `Adjacent sequences: A113463 A113464 A113465 this_sequence A113467 A113468 A113469`
	KEYWORD	`hard,nonn,less`
	AUTHOR	`David Wasserman (dwasserm(AT)earthlink.net), Jan 08 2006`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.