1,1
Cf. A107632, A107634.
Sequence in context: A081545 A097496 A099657 * A041959 A051739 A084436
Adjacent sequences: A107630 A107631 A107632 * A107634 A107635 A107636
nonn
Sven Simon (sven-h.simon(AT)t-online.de), May 18 2005