OFFSET
0,1
COMMENTS
MATHEMATICA
max = 11; c[0] = 1; c[n_?EvenQ] := BernoulliB[n] + BernoulliB[n-1]; c[n_?OddQ] := -BernoulliB[n] - BernoulliB[n-1]; cc = Table[c[n], {n, 0, max+1}]; diff = Drop[#, 2]& /@ Table[ Differences[cc, n], {n, 0, max-1}]; Flatten[ Table[ diff[[n-k+1, k]], {n, 1, max}, {k, 1, n}]] // Denominator (* Jean-François Alcover, Aug 09 2012 *)
CROSSREFS
KEYWORD
AUTHOR
Paul Curtz, Nov 25 2009
EXTENSIONS
More terms from R. J. Mathar, Jul 10 2011
STATUS
approved