|
| |
|
|
A079013
|
|
a(n)=p is the least prime introducing prime-difference pattern {d, 2d, 4d, 8d}, where d=2n, i.e. {p, p+2n, p+2n+4n, p+2n+4n+8n, p+2n+4n+8n+16n}={p, p+2n, p+6n, p+14n, p+30n} are consecutive primes.
|
|
3
| | |
|
|
|
OFFSET
| 1,1
|
|
|
EXAMPLE
| n=4: d=2n=8, d-pattern={8, 16, 32, 64}, a(6)=18365693, first corresponding prime 5-tuplet is {18365693, 18365701, 18365717, 18365729, 18365793}.
|
|
|
CROSSREFS
| Cf. A079011, A079012.
Sequence in context: A205039 A205981 A205038 * A186865 A038728 A002520
Adjacent sequences: A079010 A079011 A079012 * A079014 A079015 A079016
|
|
|
KEYWORD
| nonn
|
|
|
AUTHOR
| Labos E. (labos(AT)ana.sote.hu), Jan 21 2003
|
| |
|
|
