id:A057106 - OEIS Search Results

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Numbers n such that n(3n-2) is an octagonal palindrome.

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1, 2, 52, 6331, 6431, 7341, 7863, 426115, 453486, 1054067, 1054167, 1472746, 2017631, 42687015, 1050553507, 13175129925, 335038979077, 1400295262095, 5847307263801, 51722791547842, 78849864240621, 105802560494387 (list; graph; listen)

	OFFSET	`1,2`
	LINKS	`P. De Geest, Palindromic Octagonals`
	CROSSREFS	`Cf. A057107, A000567.` `Sequence in context: A101930 A099882 A121293 this_sequence A080973 A079179 A000654` `Adjacent sequences: A057103 A057104 A057105 this_sequence A057107 A057108 A057109`
	KEYWORD	`nonn,base`
	AUTHOR	`Patrick De Geest (pdg(AT)worldofnumbers.com), Aug 15 2000.`
	EXTENSIONS	`More terms from Herman Jamke (hermanjamke(AT)fastmail.fm), Apr 17 2008`

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Last modified December 6 13:45 EST 2009. Contains 170429 sequences.

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