OFFSET
2,2
FORMULA
a(n) = A051442[ Prime[n] - 2 ]/Prime[n] for n>1.
MATHEMATICA
Table[((Prime[n]-2)^(Prime[n]-1)+(Prime[n]-1)^(Prime[n]-2))/Prime[n], {n, 2, 15}]
CROSSREFS
KEYWORD
nonn
AUTHOR
Alexander Adamchuk, Nov 18 2006
STATUS
approved