The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A012390

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A012390

Duplicate of A009613.
(history; published version)

#4 by N. J. A. Sloane at Sun Jun 29 03:00:00 EDT 2008

NAME

sinh(tan(x)*tan(x))=2/2!*x^2+16/4!*x^4+392/6!*x^6+21376/8!*x^8...

Duplicate of A009613.

DATA

2, 16, 392, 21376, 1875872, 227105536, 35750690432, 7110343684096, 1750588208886272, 523940264885702656, 187423773435078920192, 78905518064423548911616, 38568578386644134655598592

KEYWORD

nonn,new

dead

AUTHOR

Patrick Demichel (dml(AT)hpfrcu03.france.hp.com)

#3 by N. J. A. Sloane at Fri May 16 03:00:00 EDT 2003

KEYWORD

nonn,new

nonn

AUTHOR

Patrick Demichel (dml@(AT)hpfrcu03.france.hp.com)

#2 by N. J. A. Sloane at Sun Jun 14 03:00:00 EDT 1998

REFERENCES

KEYWORD

nonn,new

nonn

#1 by N. J. A. Sloane at Wed Dec 11 03:00:00 EST 1996

NAME

sinh(tan(x)*tan(x))=2/2!*x^2+16/4!*x^4+392/6!*x^6+21376/8!*x^8...

DATA

2, 16, 392, 21376, 1875872, 227105536, 35750690432, 7110343684096, 1750588208886272, 523940264885702656, 187423773435078920192, 78905518064423548911616, 38568578386644134655598592

OFFSET

0,1

REFERENCES

KEYWORD

nonn

AUTHOR

Patrick Demichel (dml@hpfrcu03.france.hp.com)

STATUS

approved