|
|
A092086
|
|
Row sums of triangle A092083 (s2(7)).
|
|
2
|
|
|
1, 22, 589, 17158, 523930, 16486744, 529725541, 17282788798, 570508962718, 19007589409636, 638032097840818, 21549790120416700, 731641432814800132, 24950167895840374876, 854088761155288136341, 29334095386695889771054
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,2
|
|
LINKS
|
|
|
FORMULA
|
a(n) = Sum_{m=1..n} A092083(n, m), n>=1.
G.f.: (-1 + (1-36*x)^(-1/6))/(7-(1-36*x)^(-1/6)).
|
|
MATHEMATICA
|
Rest[CoefficientList[Series[(-1+(1-36x)^(-1/6))/(7-(1-36x)^(-1/6)), {x, 0, 20}], x]] (* Harvey P. Dale, Jun 29 2011 *)
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn,easy
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|