A067178 - OEIS

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A067178

Smallest square whose sum of digits is A056991(n).

1, 4, 16, 9, 64, 49, 169, 576, 289, 1849, 4489, 3969, 17956, 6889, 27889, 69696, 98596, 97969, 499849, 1887876, 698896, 2778889, 4999696, 9696996, 19998784, 46689889, 66699889, 79869969, 277788889, 478996996, 876988996, 3679999569, 1749999889 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,2`
	COMMENTS	`The smallest square giving a possible digit sum.`
	LINKS	`Amarnath Murthy, Fabricating perfect squares with a given valid digits sum, page 154 in "Generalized partitions and New Ideas on Number Theory and Smarandache Sequences" by A. Murthy and C. Ashbacher`
	CROSSREFS	`Cf. A056991, A067179.` `Sequence in context: A115054 A049208 A061093 * A181717 A147560 A029659` `Adjacent sequences: A067175 A067176 A067177 * A067179 A067180 A067181`
	KEYWORD	`easy,nonn,base`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Jan 09 2002`
	EXTENSIONS	`Corrected and extended by Antonio G. Astudillo (afg_astudillo(AT)lycos.com), Apr 24 2003` `Offset corrected. - R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Aug 26 2009`

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Last modified February 17 12:38 EST 2012. Contains 206021 sequences.