id:A113938 - OEIS Search Results

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Numbers which are powerful(1) (A001694) and triangular at the same time.

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1, 36, 1225, 29403, 41616, 1413721, 48024900, 74024028, 1631432881, 27665282700, 55420693056, 1024060098375, 1665678432600, 1882672131025, 63955431761796, 194838725161125, 2172602007770041, 26030209161894003, 73804512832419600 (list; graph; listen)

	OFFSET	`1,2`
	EXAMPLE	`29403=T(242) and 29403=3^5*11^2.`
	CROSSREFS	`Cf. A001694.` `Sequence in context: A103278 A004294 A075760 this_sequence A001110 A064196 A060786` `Adjacent sequences: A113935 A113936 A113937 this_sequence A113939 A113940 A113941`
	KEYWORD	`nonn`
	AUTHOR	`Giovanni Resta (g.resta(AT)iit.cnr.it), Jan 31 2006`
	EXTENSIONS	`a(12)-a(19) from Donovan Johnson (donovan.johnson(AT)yahoo.com), Dec 07 2008`

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Last modified December 10 00:48 EST 2009. Contains 170565 sequences.

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