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A079330 Numerators of coefficients of odd powers of 1/q in the solution series for Tan[x]/x=1. 1
1, 2, 13, 146, 781, 16328, 6316012, 38759594, 9655714457, 50134571594, 25626917879, 638499558282328, 125381104727404588, 435948294065152496, 146414084312394268792, 1076603090723736731974978 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

COMMENTS

Series contributed by David W. Cantrell.

LINKS

Eric Weisstein's World of Mathematics, Tanc Function

MATHEMATICA

Last/@Partition[CoefficientList[InverseSeries[Series[x+Cot[x], {x, 0, 50}], q], 1/q], 2]

CROSSREFS

Denominators are in A088989.

Sequence in context: A046245 A178248 A107699 * A059367 A204554 A069736

Adjacent sequences:  A079327 A079328 A079329 * A079331 A079332 A079333

KEYWORD

nonn,frac

AUTHOR

Eric Weisstein (eric(AT)weisstein.com), Jan 03, 2003

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Last modified February 16 21:17 EST 2012. Contains 205971 sequences.