1,3

Computed by Daniele Degiorgi (danieled(AT)INF.ETHZ.CH).

Cf. A066037, A001788. Row sums of A085452.

Sequence in context: A099058 A159415 A134772 this_sequence A159419 A147291 A147304

Adjacent sequences: A085405 A085406 A085407 this_sequence A085409 A085410 A085411

nonn

Yuval Dekel (dekelyuval(AT)hotmail.com), Aug 12 2003