|
|
A371480
|
|
Expansion of e.g.f. Product_{k>=1} (1 + x^k/k!)^(k-1).
|
|
0
|
|
|
1, 0, 1, 2, 3, 24, 70, 300, 1365, 10136, 48636, 253560, 2069430, 13716780, 107972579, 695118606, 6155201325, 53001340112, 483401450344, 4129645998960, 36957700537146, 398523920633940, 3954961713704673, 42541112692428746, 430044528651402148
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
0,4
|
|
COMMENTS
|
"EGJ" (unordered, element, labeled) transform of 0,1,2,3,4,...
|
|
LINKS
|
|
|
MATHEMATICA
|
nmax = 24; CoefficientList[Series[Product[(1 + x^k/k!)^(k - 1), {k, 1, nmax}], {x, 0, nmax}], x] Range[0, nmax]!
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|