A215584 - OEIS

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A215584 - OEIS

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A215584

2n-th derivative of cosh(x)^cos(x) at x=0.

0

1, 1, -5, -44, 1485, -3464, -1481105, 69684616, 402426825, -343535701904, 29507320454875, -318475281287624, -302493631536925155, 52203775001430816856, -3573196771617434494265, -521806977065494496500064, 224830933830289537282793745, -38789418534845196786696365984

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OFFSET

0,3

COMMENTS

The sequence gives only 2n-th derivatives because (2n+1)-th derivatives are 0.

LINKS

Table of n, a(n) for n=0..17.

MATHEMATICA

f[x_] := Cosh[x]^Cos[x]; Table[Derivative[2*n] [f][0], {n, 0, 17}]

CROSSREFS

Sequence in context: A374583 A113948 A215517 * A262116 A096763 A345398

Adjacent sequences: A215581 A215582 A215583 * A215585 A215586 A215587

KEYWORD

sign

AUTHOR

Michel Lagneau, Aug 16 2012

STATUS

approved