OFFSET
4,2
LINKS
Alois P. Heinz, Table of n, a(n) for n = 4..550
Vaclav Kotesovec, Recurrence (of order 10)
FORMULA
a(n) ~ c * d^n / sqrt(n), where d = 3.8821590268628506747194368909643384... (same as for A243412) is the root of the equation d^8 - 2*d^7 - 10*d^6 + 12*d^5 - 5*d^4 - 2*d^3 - 5*d^2 - 8*d - 3 = 0, and c = 0.0159763870992602878106411532836296... . - Vaclav Kotesovec, Jun 05 2014
CROSSREFS
KEYWORD
nonn
AUTHOR
Alois P. Heinz, Jun 04 2014
STATUS
approved