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A100502 Primes arising in A099678. +0
2
10301, 10501, 10601, 101501, 101701, 102001, 102101, 102301, 102701, 103001, 103801, 104701, 104801, 105401, 105601, 105701, 106501, 106801, 107101, 107201, 108301, 108401, 109001, 109201, 1010201, 1010501, 1011001, 1011601, 1012201, 1012601, 1013401 (list; graph; listen)
OFFSET

1,1

MAPLE

t0:=[]; u0:=[]; for n from 0 to 500 do p0:="10"; p1:="01"; t1:=cat(p0, n, p1); t1:=convert(t1, decimal, 10); if isprime(t1) then t0:=[op(t0), n]; u0:=[op(u0), t1]; fi; od: u0;

MATHEMATICA

p = Select[ Range[280], PrimeQ[ FromDigits[Join[{1, 0}, IntegerDigits[ # ], {0, 1}]]] &]; Table[ FromDigits[ Join[{1, 0}, IntegerDigits[ p[[n]]], {0, 1}]], {n, 29}] (from Robert G. Wilson v Nov 20 2004)

CROSSREFS

Adjacent sequences: A100499 A100500 A100501 this_sequence A100503 A100504 A100505

Sequence in context: A031987 A074671 A109176 this_sequence A099746 A083438 A097695

KEYWORD

nonn,base

AUTHOR

njas, Nov 19 2004

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Last modified October 9 14:06 EDT 2008. Contains 144831 sequences.


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