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A228699
Primes of the form 8*Product{i=1..n} p(i) - 1, where p(i) = i-th odd prime.
2
7, 23, 839, 9239, 2042039, 38798759, 892371479, 29682952539239, 1217001054108839, 2459559130353965639, 9222271855782073699012408589327024279, 1118939987271419744713104647488271238699988919
OFFSET
1,1
LINKS
A. J. Hanson, G. Ortiz, A. Sabry and Y.-T. Tai, Discrete Quantum Theories, arXiv preprint arXiv:1305.3292 [quant-ph], 2013. [See footnote 25]
MATHEMATICA
Reap[Sow[7]; For[p = 3; P = 1, p < 10^4, p = NextPrime[p], P = p P; If[PrimeQ[an = 8 P - 1], Print["p = ", p, " an = ", an]; Sow[an]]]][[2, 1]] (* Jean-François Alcover, Oct 09 2018 *)
CROSSREFS
Cf. A228698.
Sequence in context: A034192 A050918 A322557 * A159485 A009047 A129662
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Sep 03 2013
EXTENSIONS
a(11) and a(12) from Jean-François Alcover, Oct 09 2018
STATUS
approved