OFFSET
1,2
EXAMPLE
a(7) = 26 = 2*p(7) + p(6) - 3*7 = 2*17 + 13 - 3*7 = 34 + 13 - 21.
MATHEMATICA
Join[{1}, Table[2*Prime[n] + Prime[n - 1] - 3*n, {n, 2, 60}]] (* Stefan Steinerberger, Sep 20 2007 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Gary W. Adamson, Sep 18 2007
EXTENSIONS
More terms from Stefan Steinerberger, Sep 20 2007
STATUS
approved