|
Search: id:A123512
|
|
|
| A123512 |
|
Arises in the normal ordering of functions of a*(a+)*a, where a and a+ are the boson annihilation and creation operators, respectively. |
|
+0
6
|
|
| 10, 105, 1190, 14630, 194796, 2798670, 43204260, 713655855, 12564061510, 234896893231, 4648313235930, 97068707038940, 2133251854548920, 49215687006553740, 1189262114277026856, 30037396074996304365
(list; graph; listen)
|
|
|
OFFSET
|
0,1
|
|
|
FORMULA
|
E.g.f.: (1/(1-x)^5)*exp(x/(1-x))*LaguerreL(4,-x/(1-x))
|
|
MATHEMATICA
|
Range[0, 16]! CoefficientList[ Series[(1/(1 - x)^5)*Exp[x/(1 - x)]LaguerreL[4, -x/(1 - x)], {x, 0, 16}], x] (* Robert G. Wilson v Oct 03 2006 *)
|
|
CROSSREFS
|
Cf.: A002720, A052852, A123510, A123511.
Sequence in context: A096484 A004343 A068767 this_sequence A046715 A079515 A024131
Adjacent sequences: A123509 A123510 A123511 this_sequence A123513 A123514 A123515
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
Karol A. Penson (penson(AT)lptl.jussieu.fr), Oct 02 2006
|
|
|
Search completed in 0.002 seconds
|
