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Search: id:A099746
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A099746 Primes arising in A099744. +0
3
10301, 10501, 10601, 1022201, 1028201, 1035301, 1043401, 1055501, 1062601, 1065601, 1074701, 1082801, 1085801, 1092901, 1093901, 101030101, 101060101, 101141101, 101171101, 101282101, 101292101, 101343101, 101373101, 101414101 (list; graph; listen)
OFFSET

1,1

COMMENT

Prompted by Harvey Dubner's Nov 07 2004 discovery that 10000...000M000...00001 with M=3761673, a palindrome, is a 130023-digit palindromic prime.

MATHEMATICA

p = Select[ Range[ 22322], # == FromDigits[ Reverse[ IntegerDigits[ # ]]] &]; q = Select[p, PrimeQ[ FromDigits[ Join[{1, 0}, IntegerDigits[ # ], {0, 1}]]] &]; Table[ FromDigits[ Join[{1, 0}, IntegerDigits[ q[[n]]], {0, 1}]], {n, 24}]; (from Robert G. Wilson v Nov 20 2004)

CROSSREFS

Cf. A099744, A100026, A100027.

Adjacent sequences: A099743 A099744 A099745 this_sequence A099747 A099748 A099749

Sequence in context: A157735 A154089 A100502 this_sequence A083438 A144125 A097695

KEYWORD

nonn,easy,base

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Nov 19 2004

EXTENSIONS

More terms from Robert G. Wilson v (rgwv(AT)rgwv.com), Nov 20 2004

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Last modified November 8 20:39 EST 2009. Contains 166234 sequences.


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