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A077568
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a(1,n) as defined in A003148.
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2
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1, -1, 11, -39, 633, -4065, 86355, -818055, 21370545, -270059265, 8348125275, -132575387175, 4724044288425, -90632895177825, 3652562288650275, -82321915303002375
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OFFSET
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0,3
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LINKS
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Table of n, a(n) for n=0..15.
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FORMULA
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Conjecture: a(n) +a(n-1) -2*(2*n+1)*(n-1)*a(n-2)=0. - R. J. Mathar, May 26 2016
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MAPLE
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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 proc:
A077568 := proc(n::integer) A003148(1, n) ; end proc:
for n from 0 to 20 do print(A077568(n)); od: # R. J. Mathar, Apr 25 2006
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CROSSREFS
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Cf. A003148, A084543.
Sequence in context: A127867 A138050 A183940 * A122014 A031427 A147296
Adjacent sequences: A077565 A077566 A077567 * A077569 A077570 A077571
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KEYWORD
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sign
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AUTHOR
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R. J. Mathar, Jul 01 2003
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EXTENSIONS
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More terms from R. J. Mathar, Apr 25 2006
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STATUS
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approved
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