id:A115704 - OEIS Search Results

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Triangular numbers whose digit reversal is prime.

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3, 91, 136, 300, 325, 703, 1081, 1378, 1711, 3160, 3655, 7750, 9730, 11026, 11476, 12880, 13861, 18145, 18721, 19900, 36046, 70876, 75466, 76636, 79003, 90100, 92665, 99235, 107416, 108811, 110215, 113050, 118828, 123256, 130816, 137026 (list; graph; listen)

	OFFSET	`1,1`
	EXAMPLE	`703=T(73) and 307 is prime.`
	CROSSREFS	`Cf. A115705.` `Sequence in context: A013303 A132556 A053996 this_sequence A066751 A115886 A041439` `Adjacent sequences: A115701 A115702 A115703 this_sequence A115705 A115706 A115707`
	KEYWORD	`nonn,base`
	AUTHOR	`Giovanni Resta (g.resta(AT)iit.cnr.it), Jan 31 2006`

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Last modified November 18 20:14 EST 2008. Contains 147244 sequences.

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