OFFSET
1,1
EXAMPLE
a(3) = 1/3*{ 3^1 +3^3+3^3+3^1} = 20.
PROG
(PARI) a(n) = sum(k = 0, n, n^binomial(n, k))/n; \\ David Wasserman, May 02 2005
CROSSREFS
KEYWORD
nonn
AUTHOR
Amarnath Murthy, Sep 03 2003
EXTENSIONS
More terms from David Wasserman, May 02 2005
STATUS
approved