OFFSET
1,1
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 1..6000
MATHEMATICA
Select[Prime[Range[700000]], Total[IntegerDigits[#]]==56 &] (* Vincenzo Librandi, Jul 09 2014 *)
PROG
(Magma) [p: p in PrimesUpTo(7000000) | &+Intseq(p) eq 56]; // Vincenzo Librandi, Jul 09 2014
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Zak Seidov, May 16 2005
STATUS
approved