id:A115744 - OEIS Search Results

Search: id:A115744

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Triangular numbers that are the product of 2 palindromes greater than 1.

+0
3

6, 10, 15, 21, 28, 36, 45, 55, 66, 231, 528, 666, 1128, 2016, 2211, 2628, 2775, 3003, 3570, 3916, 4095, 5995, 6105, 6216, 6903, 8646, 21736, 31878, 34980, 37950, 43956, 45753, 52003, 58653, 65703, 66066, 73153, 83028, 89676, 93528, 116886 (list; graph; listen)

	OFFSET	`1,1`
	EXAMPLE	`6903=T(117) and 6903=9*767.`
	CROSSREFS	`Cf. A115683, A115743, A115745.` `Sequence in context: A094564 A006987 A080255 this_sequence A122783 A124000 A068443` `Adjacent sequences: A115741 A115742 A115743 this_sequence A115745 A115746 A115747`
	KEYWORD	`nonn,base`
	AUTHOR	`Giovanni Resta (g.resta(AT)iit.cnr.it), Jan 31 2006`

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Last modified August 29 17:54 EDT 2008. Contains 143238 sequences.

AT&T Labs Research