OFFSET
1,2
COMMENTS
LINKS
G. C. Greubel, Table of n, a(n) for n = 1..5000
FORMULA
a(n) = A002616(2*n+1).
MAPLE
MATHEMATICA
Table[ CarmichaelLambda[2*n + 1]/2, {n, 1, 80}] (* Jean-François Alcover, Apr 04 2013 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Paul Curtz, Dec 24 2012
STATUS
approved