2,2

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

P. C. Fishburn et al., Van Lier sequences, Discrete Appl. Math., 27 (1990), 209-220.

Sequence in context: A103367 A047863 A141713 this_sequence A002449 A059430 A086584

Adjacent sequences: A005269 A005270 A005271 this_sequence A005273 A005274 A005275

nonn,nice,more

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