Thanks to everyone who made a donation during our annual appeal!
To see the list of donors, or make a donation, see the
OEIS Foundation home page.
Table of n, a(n) for n=1..58.
Cf. A191920, A191922, A191923.
Sequence in context: A189294 A125990 A319776 * A227979 A080223 A156759
Adjacent sequences: A191918 A191919 A191920 * A191922 A191923 A191924
Clark Kimberling, Jun 19 2011