OFFSET
1,1
COMMENTS
The series in the Humphries paper has zeros interleaved.
LINKS
S. P. Humphries, Home page
S. P. Humphries, Braid groups, infinite Lie algebras of Cartan type and rings of invariants, Topology and its Applications, 95 (3) (1999) pp. 173-205.
FORMULA
a(n) = (1/87178291200) [n^14 + 91*n^13 + 3731*n^12 + 91091*n^11 + 1474473*n^10 + 16429413*n^9 + 126387833*n^8 + 659772113*n^7 + 430175746*n^6 - 19046231204*n^5 - 113904491064*n^4 + 733785439296*n^3 + 1856912273280*n^2 - 12048593356800*n + 13512635136000 ]. - Ralf Stephan, Jun 11 2005
G.f.: (-45*x^15 +520*x^14 -2705*x^13 +8340*x^12 -16875*x^11 +23430*x^10 -22710*x^9 +15480*x^8 -7695*x^7 +3300*x^6 -1586*x^5 +745*x^4 -235*x^3 +40*x^2 -5*x)/(x-1)^15. - Mark van Hoeij, Oct 21 2011
CROSSREFS
KEYWORD
nonn
AUTHOR
EXTENSIONS
More terms from Ralf Stephan, Jun 11 2005
STATUS
approved