OFFSET
0,1
LINKS
Jonas Wallgren, Hierarchical sequences
Index entries for linear recurrences with constant coefficients, signature (4, -5, 2).
FORMULA
Conjectures from Colin Barker, Oct 07 2015: (Start)
a(n) = -53 + 2^(6+n) - 21*n.
a(n) = 4*a(n-1) - 5*a(n-2) + 2*a(n-3) for n > 2.
G.f.: -(10*x+11) / ((x-1)^2*(2*x-1)).
(End)
a(n) = a(n-1) + Sum_{k=0..7*2^n-1} A059127(7*2^n-7+k) with a(-1)=0. - Sean A. Irvine, Sep 12 2022
CROSSREFS
KEYWORD
nonn
AUTHOR
Jonas Wallgren, Jan 19 2001
EXTENSIONS
More terms from Sean A. Irvine, Sep 12 2022
STATUS
approved