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A136606 Reduced denominators in the Maclaurin series for the Gudermannian. +0
1
1, 6, 24, 5040, 72576, 39916800, 95800320, 1307674368000, 4184557977600, 121645100408832000, 2043637686868377600, 25852016738884976640000, 238634000666630553600000, 10888869450418352160768000000 (list; graph; listen)
OFFSET

1,2

LINKS

Eric Weisstein's World of Mathematics, Gudermannian

Eric Weisstein's World of Mathematics, Inverse Gudermannian

EXAMPLE

x - x^3/6 + x^5/24 - (61*x^7)/5040 + (277*x^9)/72576 - ...

CROSSREFS

Cf. A091912.

Sequence in context: A052524 A036284 A139235 this_sequence A074096 A126016 A046416

Adjacent sequences: A136603 A136604 A136605 this_sequence A136607 A136608 A136609

KEYWORD

nonn

AUTHOR

Eric Weisstein (eric(AT)weisstein.com), Jan 12, 2008

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.


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