OFFSET
1,1
COMMENTS
This arithmetic progression of 27 primes (AP27) was discovered by Rob Gahan on 23 September 2019 as part of PrimeGrid's AP27 Search subproject (cf. Goetz, 2019).
LINKS
Felix Fröhlich, Table of n, a(n) for n = 1..27
M. Goetz, World's First AP27!!!, PrimeGrid forum, Sep 23, 2019.
PrimeGrid, Official announcement of the AP27
MATHEMATICA
A327760[n_] := 224584605939537911 + (n-1)*18135696597948930;
Array[A327760, 27] (* Paolo Xausa, Jan 30 2024 *)
PROG
(PARI) vector(27, t, 224584605939537911+81292139*223092870*(t-1))
CROSSREFS
KEYWORD
nonn,fini,full,easy
AUTHOR
Felix Fröhlich, Sep 25 2019
STATUS
approved