0,3
Cf. A000129, A107038, A107039.
Sequence in context: A123507 A188804 A122580 * A070099 A126760 A206437
Adjacent sequences: A107038 A107039 A107040 * A107042 A107043 A107044
nonn
Paul Barry (pbarry(AT)wit.ie), May 09 2005