OFFSET
0,2
COMMENTS
Conjecture: If a(n) = k*a(n-1)-1 then k < a(n-1).
A theorem of Dirichlet shows the sequence to be infinite. - Don Reble, Aug 03 2002
LINKS
T. D. Noe, Table of n, a(n) for n=0..100
MATHEMATICA
f[n_]:=Module[{k=2}, While[!PrimeQ[k*n-1], k++]; k*n-1]; Join[{1}, NestList[ f, 2, 35]] (* Harvey P. Dale, Jun 27 2011 *)
CROSSREFS
KEYWORD
nice,nonn
AUTHOR
Amarnath Murthy, Aug 02 2002
EXTENSIONS
More terms from Don Reble, Aug 03 2002
STATUS
approved