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A100502 Primes arising in A099678. 1
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; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..31.

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}] (* Robert G. Wilson v, Nov 20 2004 *)

CROSSREFS

Sequence in context: A154089 A227410 A227411 * A099746 A083438 A212939

Adjacent sequences:  A100499 A100500 A100501 * A100503 A100504 A100505

KEYWORD

nonn,base

AUTHOR

N. J. A. Sloane, Nov 19 2004

STATUS

approved

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Last modified September 20 08:53 EDT 2021. Contains 347579 sequences. (Running on oeis4.)