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A104850 Primes from merging of 9 successive digits in decimal expansion of e. 31

%I #13 May 24 2023 18:09:01

%S 360287471,526059563,132328627,862794349,573834187,383418793,

%T 879307021,154089149,675092447,509244761,234544243,907774499,

%U 744992069,551702761,860626133,331384583,297606737,976067371,113200709,704723069,108657463

%N Primes from merging of 9 successive digits in decimal expansion of e.

%C Leading zeros are not permitted, so each term is 9 digits in length. - _Harvey P. Dale_, Oct 23 2011

%H Vincenzo Librandi, <a href="/A104850/b104850.txt">Table of n, a(n) for n = 1..1000</a>

%t With[{len=9},FromDigits/@Select[Partition[RealDigits[E,10,1000][[1]], len,1],PrimeQ[ FromDigits[ #]]&&IntegerLength[FromDigits[#]]==len&]] (* _Harvey P. Dale_, Oct 23 2011 *)

%Y Cf. A104843-A104862.

%K nonn,base

%O 1,1

%A Andrew G. West (WestA(AT)wlu.edu), Mar 27 2005

%E Offset changed from 0 to 1 by _Vincenzo Librandi_, Apr 21 2013

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Last modified May 14 20:17 EDT 2024. Contains 372533 sequences. (Running on oeis4.)