|
|
A084551
|
|
Primes which are a concatenation of five consecutive numbers.
|
|
3
|
|
|
1516171819, 3940414243, 5758596061, 6566676869, 7778798081, 8384858687, 8990919293, 129130131132133, 153154155156157, 197198199200201, 213214215216217, 239240241242243, 269270271272273, 387388389390391, 399400401402403, 443444445446447, 459460461462463
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
LINKS
|
|
|
MATHEMATICA
|
Select[Table[FromDigits[Flatten[IntegerDigits[n+Range[-2, 2]]]], {n, 2, 500}], PrimeQ] (* Jayanta Basu, May 24 2013 *)
Select[FromDigits[Flatten[IntegerDigits[#]]]&/@Partition[Range[600], 5, 1], PrimeQ] (* Harvey P. Dale, Nov 11 2014 *)
|
|
CROSSREFS
|
|
|
KEYWORD
|
easy,nonn,base
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|