id:A068876 - OEIS Search Results

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Smallest n-digit prime with property that digits alternate in parity.

+0
7

2, 23, 101, 2129, 10103, 210101, 1010129, 21010127, 101010709, 2101010503, 10101010307, 210101010703, 1010101012301 (list; graph; listen)

	OFFSET	`1,1`
	EXAMPLE	`a(4) = 2129 as 2, 1, 2 and 9 have even and odd parity alternately.`
	CROSSREFS	`Cf. A030144.` `Sequence in context: A053999 A131176 A141405 this_sequence A073175 A141888 A034523` `Adjacent sequences: A068873 A068874 A068875 this_sequence A068877 A068878 A068879`
	KEYWORD	`nonn,base`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Mar 19 2002`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.