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A084543 a(2,n) as defined in A003148. 3
3, -9, 69, -531, 6147, -73665, 1143045, -18456795, 359420355, -7279744185, 170639259525, -4151789871075, 113815089771075, -3231091019581425 (list; graph; refs; listen; history; internal format)
OFFSET

0,1

MAPLE

A003148 := proc(m::integer, n::integer) RETURN( doublefactorial(2*n+2*m+1)/(2*m+1)*simplify(hypergeom([ -n, m+1/2], [m+3/2], 2))) ; end: A084543 := proc(n::integer) RETURN(A003148(2, n)) ; end: for n from 0 to 20 do print(A084543(n)); od: - R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Apr 25 2006

CROSSREFS

Sequence in context: A018543 A026090 A119751 * A018564 A004167 A163632

Adjacent sequences:  A084540 A084541 A084542 * A084544 A084545 A084546

KEYWORD

sign

AUTHOR

R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Jul 01 2003

EXTENSIONS

More terms from R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Apr 25 2006

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Last modified February 15 15:20 EST 2012. Contains 205823 sequences.