0,1

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

W. G. Brown, Enumeration of triangulations of the disk, Proc. London Math. Soc., 14 (1964), 746-768.

Sequence in context: A079909 A047669 A002316 this_sequence A003583 A033115 A033123

Adjacent sequences: A005496 A005497 A005498 this_sequence A005500 A005501 A005502

nonn

N. J. A. Sloane (njas(AT)research.att.com).