id:A156116 - OEIS Search Results

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Five-digit mountain-type primes, that increase to and decrease from the central digit; including palindromes.

+0
2

12421, 12541, 12641, 12653, 12721, 12743, 12763, 12821, 12841, 12853, 12941, 12953, 12973, 12983, 13421, 13721, 13751, 13763, 13831, 13841, 13873, 13921, 13931, 13963, 14543, 14621, 14653, 14731, 14741, 14753, 14821, 14831, 14843 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`Sequence is finite ending with a(185)=78941.`
	CROSSREFS	`Sequence in context: A096618 A140938 A061731 this_sequence A068676 A033669 A122726` `Adjacent sequences: A156113 A156114 A156115 this_sequence A156117 A156118 A156119`
	KEYWORD	`nonn,base,fini`
	AUTHOR	`Ki Punches (ki(AT)kispy.net), Feb 14 2009`
	EXTENSIONS	`Minor edits by Ray Chandler (rayjchandler(AT)sbcglobal.net), Feb 20 2009`

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Last modified December 18 21:37 EST 2009. Contains 171024 sequences.

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