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A103992 Palindromic primes: insert a digit between digits of the previous term. +0
1
11, 101, 16061, 126202621, 13236323032363231 (list; graph; listen)
OFFSET

1,1

COMMENT

Inserted digits are 0,6,2,3. If we search only for minimal inserted digit and start with 11, the sequence ends at 5th term. - rayjchandler(AT)sbcglobal.net, Feb 25 2005

EXAMPLE

Start with 11; insert 0 between digits, 101 is prime; insert 6 between digits, 16061 is prime, etc

CROSSREFS

Sequence in context: A089971 A082620 A156668 this_sequence A001387 A100580 A087744

Adjacent sequences: A103989 A103990 A103991 this_sequence A103993 A103994 A103995

KEYWORD

fini,nonn,base

AUTHOR

Zak Seidov (zakseidov(AT)yahoo.com), Feb 23 2005

EXTENSIONS

Corrected by Ray Chandler (rayjchandler(AT)sbcglobal.net), Feb 25 2005

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Last modified December 7 23:50 EST 2009. Contains 170430 sequences.


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