1,2
Cf. A116609, A116611, A116620, A116621.
Sequence in context: A079558 A111478 A055311 * A013794 A022009 A201249
Adjacent sequences: A116619 A116620 A116621 * A116623 A116624 A116625
more,nonn
Zak Seidov (zakseidov(AT)yahoo.com), Feb 19 2006
One more term from Ryan Propper (rpropper(AT)stanford.edu), Jun 11 2006
Term 1 is prepended and a(7), a(8) are added by Max Alekseyev (maxale(AT)gmail.com), Jun 29 2011