OFFSET
0,4
COMMENTS
a(n) is also the numerator of the binomial coefficient C(k,n) evaluated at k=1/3, e.g. a(4) = (1/24)k(k-1)(k-2)(k-3), plug in k=1/3 and take numerator. - James R. Buddenhagen, Aug 16 2014
FORMULA
MAPLE
s := convert(taylor((x+1)^(1/3), x, 50), polynom): for n from 0 to 50 do printf(`%a, `, abs(numer(coeff(s, x, n)))) od;
seq(numer(subs(k=1/3, expand(binomial(k, n)))), n=0..50) # James R. Buddenhagen, Aug 16 2014
CROSSREFS
KEYWORD
sign,frac
AUTHOR
Benoit Cloitre, Feb 02 2002
EXTENSIONS
Edited by Henry Bottomley and James A. Sellers, Feb 11 2002
STATUS
approved