id:A045914 - OEIS Search Results

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Triangular numbers with repeated digits.

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1, 3, 6, 55, 66, 666 (list; graph; listen)

	OFFSET	`1,2`
	REFERENCES	`D. Ballew and R. Weger, Repdigit triangular numbers, J. Rec. Math. Vol. 8(2), p. 96, 1975-76.`
	CROSSREFS	`Sequence in context: A066569 A051641 A003098 this_sequence A067610 A067609 A012473` `Adjacent sequences: A045911 A045912 A045913 this_sequence A045915 A045916 A045917`
	KEYWORD	`fini,full,nonn,base`
	AUTHOR	`Felice Russo (felice.russo(AT)katamail.com)`

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Last modified December 11 12:57 EST 2009. Contains 170656 sequences.