OFFSET
0,2
COMMENTS
FORMULA
a(n) = Sum_{k = 0..n} A046716(n, k)*8^k.
D-finite with recurrence: a(n) +(-8*n-1)*a(n-1) +64*(n-1)*a(n-2)=0. - R. J. Mathar, Nov 15 2019
a(n) ~ sqrt(2*Pi) * n^(n + 1/2) * 8^n / (Gamma(1/8) * exp(n-1) * n^(7/8)). - Vaclav Kotesovec, Nov 19 2021
MATHEMATICA
With[{nn=20}, CoefficientList[Series[Exp[8x]/Surd[1-8x, 8], {x, 0, nn}], x] Range[ 0, nn]!] (* Harvey P. Dale, Jan 25 2019 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Philippe Deléham, Jun 18 2004
STATUS
approved