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A132937 Concatenation of first n odd isolated primes. 1
23, 2337, 233747, 23374753, 2337475367, 233747536779, 23374753677983, 2337475367798389, 233747536779838997, 233747536779838997113, 233747536779838997113127, 233747536779838997113127131 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..250

C. K. Caldwell, The Prime Pages.

Omar E. Pol, Determinacion geometrica de los numeros primos y perfectos.

MATHEMATICA

With[{ips=Transpose[Select[Partition[Prime[Range[2, 50]], 3, 1], Min[ Differences[#]]>2&]][[2]]}, Table[FromDigits[Flatten[ IntegerDigits/@ Take[ips, n]]], {n, Length[ips]}]] (* Harvey P. Dale, Sep 17 2013 *)

CROSSREFS

Isolated primes: A007510. Cf: A007908, A019518, A059996, A078795, A089933.

Sequence in context: A138735 A220653 A281787 * A068655 A232362 A233226

Adjacent sequences:  A132934 A132935 A132936 * A132938 A132939 A132940

KEYWORD

easy,nonn,base

AUTHOR

Omar E. Pol, Sep 05 2007

STATUS

approved

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Last modified June 6 11:07 EDT 2020. Contains 334831 sequences. (Running on oeis4.)