id:A069867 - OEIS Search Results

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Primes in which repeatedly deleting the least significant digit then the most significant digit gives a prime at every step until a single digit prime remains.

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2, 3, 5, 7, 23, 29, 31, 37, 53, 59, 71, 73, 79, 131, 137, 139, 173, 179, 233, 239, 373, 379, 431, 433, 439, 479, 673, 677, 733, 739, 839, 971, 977, 1319, 1373, 1733, 2237, 2239, 2293, 2297, 2711, 2713, 2719, 3313, 3319, 3371, 3373, 3533, 3539, 3593, 3733 (list; graph; listen)

	OFFSET	`0,1`
	CROSSREFS	`Cf. A033664, A024770, A069866.` `Adjacent sequences: A069864 A069865 A069866 this_sequence A069868 A069869 A069870` `Sequence in context: A113590 A124673 A024776 this_sequence A024770 A038603 A106116`
	KEYWORD	`base,nonn`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Apr 21 2002`
	EXTENSIONS	`Corrected and extended by Larry Reeves (larryr(AT)acm.org), Sep 24 2002`

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Last modified May 16 23:01 EDT 2008. Contains 139884 sequences.

AT&T Labs Research