The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A106726

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A106726

Smallest of nine consecutive primes whose sum of digits is prime.
(history; published version)

#5 by Harvey P. Dale at Thu Sep 04 14:11:15 EDT 2014

STATUS

editing

#4 by Harvey P. Dale at Thu Sep 04 14:11:10 EDT 2014

MATHEMATICA

STATUS

approved

#3 by Charles R Greathouse IV at Wed Oct 02 15:47:29 EDT 2013

AUTHOR

Shyam Sunder Gupta (guptass(AT)rediffmail.com), May 14 2005

Discussion

Wed Oct 02

15:47

OEIS Server: https://oeis.org/edit/global/1962

#2 by N. J. A. Sloane at Wed Sep 21 03:00:00 EDT 2005

EXAMPLE

a(1)=14293 is a term because this is Smallest of nine consecutive primes i.e. 14293,14303,14321,14323,14327,14341,14347,14369 and 14387, whose sum of digits is prime i.e. 1+4+2+9+3=19 , 1+4+3+0+3=11 , 1+4+3+2+1=11 , 1+4+3+2+3=13 , 1+4+3+2+7=17, 1+4+3+4+1=13,1+4+3+4+7=19 ,1+4+3+6+9=23 and 1+4+3+8+7=23.

KEYWORD

base,nonn,new

#1 by N. J. A. Sloane at Tue Jul 19 03:00:00 EDT 2005

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