Location via proxy:   [ UP ]  
[Report a bug]   [Manage cookies]                
A032591
Four consecutive primes whose 'last digit cycle' equals {1,3,7,9}.
2
11, 13, 17, 19, 101, 103, 107, 109, 191, 193, 197, 199, 211, 223, 227, 229, 461, 463, 467, 479, 821, 823, 827, 829, 1301, 1303, 1307, 1319, 1481, 1483, 1487, 1489, 1871, 1873, 1877, 1879, 2081, 2083, 2087, 2089, 3251, 3253, 3257, 3259
OFFSET
0,1
LINKS
EXAMPLE
Read in groups of 4: (11,13,17,19); (101,103,107,109); (191,193,197,199); ...
MATHEMATICA
Flatten[Select[Partition[Prime[Range[500]], 4, 1], Mod[#, 10]=={1, 3, 7, 9}&]] (* Harvey P. Dale, Jun 05 2015 *)
CROSSREFS
Sequence in context: A206287 A306661 A045707 * A088265 A356987 A327348
KEYWORD
nonn,base
AUTHOR
Patrick De Geest, Apr 15 1998
STATUS
approved