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A007313
Reversion of g.f. for Euler (secant) numbers A000364.
(Formerly M3149)
1
1, -1, -3, -41, -1035, -40721, -2291331, -174783865, -17394878523, -2192620580129, -341767803858867, -64587124941406473, -14555427555355014123, -3857289820949315456817
OFFSET
1,3
REFERENCES
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
CROSSREFS
Cf. A000364.
Sequence in context: A367981 A300281 A012175 * A222524 A241704 A181675
KEYWORD
sign
EXTENSIONS
Extended with signs by Christian G. Bower, Oct 15 1999
STATUS
approved