|
Search: id:A114982
|
|
|
| A114982 |
|
Expansion of x(3-x^2)/(1-3x). |
|
+0
1
|
|
| 0, 3, 9, 26, 78, 234, 702, 2106, 6318, 18954, 56862, 170586, 511758, 1535274, 4605822, 13817466, 41452398, 124357194, 373071582, 1119214746, 3357644238, 10072932714, 30218798142, 90656394426, 271969183278, 815907549834
(list; graph; listen)
|
|
|
OFFSET
|
0,2
|
|
|
MAPLE
|
G:=x*(3-x^2)/(1-3*x): Gser:=series(G, x=0, 30): seq(coeff(Gser, x, n), n=0..28);
|
|
MATHEMATICA
|
p[x_] = x*(x^2 - 3)/(3*x - 1) b = Flatten[{{0}, Abs[Table[Coefficient[Series[x*(x^2 - 3)/(3*x - 1), {x, 0, 30}], x^n], {n, 1, 30}]]}]
|
|
CROSSREFS
|
Sequence in context: A101169 A119826 A027915 this_sequence A133405 A058143 A126025
Adjacent sequences: A114979 A114980 A114981 this_sequence A114983 A114984 A114985
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
Roger Bagula (rlbagulatftn(AT)yahoo.com), Feb 27 2006
|
|
EXTENSIONS
|
Entry revised by njas, Mar 28 2006
|
|
|
Search completed in 0.002 seconds
|
