id:A075783 - OEIS Search Results

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Additive perfect powers: sum-of-digits is also a perfect power.

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1, 4, 8, 9, 27, 36, 81, 100, 121, 125, 144, 169, 196, 216, 225, 243, 324, 400, 441, 484, 512, 529, 900, 961, 1000, 1331, 1521, 1681, 2025, 2304, 2601, 3364 (list; graph; listen)

	OFFSET	`1,2`
	EXAMPLE	`121 is OK because sum-of-digits=1+2+1=4 is perfect power.`
	CROSSREFS	`Cf. A001597.` `Sequence in context: A051761 A114377 A115697 this_sequence A098121 A115656 A076705` `Adjacent sequences: A075780 A075781 A075782 this_sequence A075784 A075785 A075786`
	KEYWORD	`easy,nonn,base`
	AUTHOR	`Zak Seidov (zakseidov(AT)yahoo.com), Oct 10 2002`

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.

AT&T Labs Research