0,2

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

N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).

Henrici, Peter; Automatic computations with power series. J. Assoc. Comput. Mach. 3 (1956), 10-15.

Cf. A002074.

Sequence in context: A073754 A112458 A019252 this_sequence A130719 A143606 A126660

Adjacent sequences: A002070 A002071 A002072 this_sequence A002074 A002075 A002076

sign

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