id:A029772 - OEIS Search Results

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Every digit that appears in n also appears at least once in n^2.

+0
4

0, 1, 5, 6, 10, 11, 25, 27, 50, 55, 60, 63, 64, 66, 74, 76, 95, 96, 99, 100, 101, 105, 110, 111, 112, 115, 116, 125, 139, 142, 199, 205, 211, 222, 225, 232, 250, 255, 261, 270, 275, 277, 278, 285, 288, 305, 323, 363, 364, 366, 371, 376, 405, 421 (list; graph; listen)

	OFFSET	`1,3`
	EXAMPLE	`55^2 = 3025 and 5 appears in 3025.`
	CROSSREFS	`See A046827, where it is required that the digits of n appear in n^2 at least as often as they appear in n.` `Sequence in context: A064957 A008851 A079259 this_sequence A046827 A029780 A074913` `Adjacent sequences: A029769 A029770 A029771 this_sequence A029773 A029774 A029775`
	KEYWORD	`nonn,base`
	AUTHOR	`Patrick De Geest (pdg(AT)worldofnumbers.com)`

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.

AT&T Labs Research