OFFSET
1,2
COMMENTS
a(n)=1 for odd n; a(12) (see the b-file) is too large to display here.
LINKS
Vladimir Reshetnikov, Table of n, a(n) for n = 1..12
EXAMPLE
a(1) = floor(zeta(2)); a(2) = floor(zeta(zeta(2)));
MATHEMATICA
Block[{$MaxExtraPrecision = Infinity}, Table[Floor[Nest[Zeta, 2, n]], {n, 1, 12}]]
CROSSREFS
KEYWORD
nonn
AUTHOR
Vladimir Reshetnikov, Jan 15 2009
STATUS
approved