id:A062398 - OEIS Search Results

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Numbers such that the product of the digits and the sum of the digits are squares.

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1, 4, 9, 10, 22, 40, 88, 90, 100, 103, 108, 130, 144, 180, 202, 207, 220, 270, 301, 306, 310, 360, 400, 405, 414, 441, 450, 466, 504, 540, 603, 630, 646, 664, 702, 709, 720, 790, 801, 808, 810, 880, 889, 898, 900, 907, 970, 988, 1000, 1003, 1008, 1012, 1017 (list; graph; listen)

	OFFSET	`1,2`
	EXAMPLE	`144 belongs to the sequence as sum of digits = 9 and the product of the digits = 16.`
	CROSSREFS	`Cf. A062397.` `Sequence in context: A109412 A061766 A109448 this_sequence A030754 A077584 A093896` `Adjacent sequences: A062395 A062396 A062397 this_sequence A062399 A062400 A062401`
	KEYWORD	`nonn,base,easy`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Jun 28 2001`
	EXTENSIONS	`Corrected and extended by Erich Friedman (efriedma(AT)stetson.edu), Jul 02 2001`

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Last modified December 2 15:58 EST 2008. Contains 150992 sequences.

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