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A161200 Numerators in expansion of (1-x)^(3/2) 4
1, -3, 3, 1, 3, 3, 7, 9, 99, 143, 429, 663, 4199, 6783, 22287, 37145, 1002915, 1710855, 5892945, 10235115, 71645805, 126233085, 447553665, 797813055, 11435320455, 20583576819, 74417546961, 135054066707 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

FORMULA

a(n) = numer((3/(3-8*n+4*n^2))*binomial(2*n,n)/(4^n))

MAPLE

Cf. A002596 [1-x)^(1/2)] and A161202 [1-x)^(5/2)].

Cf. A161199 numerators in expansion of (1-x)^(-5/2).

A161198 triangle related to the series expansions of (1-x)^((-1-2*n)/2) for all values of n.

A046161 gives the denominators of the series expansions of (1-x)^(3/2).

CROSSREFS

Sequence in context: A066400 A125562 A092040 * A110766 A166314 A109630

Adjacent sequences:  A161197 A161198 A161199 * A161201 A161202 A161203

KEYWORD

easy,sign

AUTHOR

Johannes W. Meijer (meijgia(AT)hotmail.com), Jun 08 2009

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Last modified February 16 21:30 EST 2012. Contains 205971 sequences.