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A134729
Concatenation of next n Sophie Germain primes A005384(n).
0
2, 35, 112329, 41538389, 113131173179191, 233239251281293359, 419431443491509593641, 653659683719743761809911, 95310131019103110491103122312291289, 1409143914511481149915111559158316011733, 18111889190119311973200320392063206921292141
OFFSET
1,1
MATHEMATICA
With[{sgp=Select[Prime[Range[500]], PrimeQ[2#+1]&]}, Table[ FromDigits[ Flatten[IntegerDigits/@Take[sgp, {(n(n+1))/2+1, ((n+1)(n+2))/2}]]], {n, 0, 11}]] (* Harvey P. Dale, Mar 24 2013 *)
CROSSREFS
KEYWORD
base,easy,nonn
AUTHOR
Omar E. Pol, Nov 10 2007
EXTENSIONS
More terms from Harvey P. Dale, Mar 24 2013
STATUS
approved