0,6
Table of n, a(n) for n=0..11.
Sequence in context: A093804 A084121 A088747 * A000280 A046224 A081173
Adjacent sequences: A007753 A007754 A007755 * A007757 A007758 A007759
nonn,more
Jean.Betrema(AT)labri.u-bordeaux.fr
Reference needed to literature, also more terms!
approved