A050626 - OEIS

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A050626

Product of digits of n is a nonzero square.

1, 4, 9, 11, 14, 19, 22, 28, 33, 41, 44, 49, 55, 66, 77, 82, 88, 91, 94, 99, 111, 114, 119, 122, 128, 133, 141, 144, 149, 155, 166, 177, 182, 188, 191, 194, 199, 212, 218, 221, 224, 229, 236, 242, 248, 263, 281, 284, 289, 292, 298, 313, 326, 331, 334, 339, 343 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,2`
	PROG	`(MAGMA) [ n: n in [1..350] \| s gt 0 and IsSquare(s) where s is &*Intseq(n, 10) ]; // Bruno Berselli, May 26 2011`
	CROSSREFS	`Cf. A007954, A028845, A028839.` `Sequence in context: A005241 A199595 A028845 * A050627 A036435 A162188` `Adjacent sequences: A050623 A050624 A050625 * A050627 A050628 A050629`
	KEYWORD	`nonn,base`
	AUTHOR	`Patrick De Geest (pdg(AT)worldofnumbers.com), Jun 15 1999.`

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Last modified February 15 10:28 EST 2012. Contains 205763 sequences.