OFFSET
0,1
LINKS
Rémy Sigrist, Table of n, a(n) for n = 0..1000
J. H. Conway, Integral lexicographic codes, Discrete Mathematics 83.2-3 (1990): 219-235. See Table 4.
Rémy Sigrist, PARI program for A335161
FORMULA
Conjectures from Colin Barker, Jun 11 2020: (Start)
G.f.: (16 + 32*x + 64*x^2 + 128*x^3 + 24*x^4 + 44*x^5 + 75*x^6 + 141*x^7) / ((1 - 2*x)*(1 + 2*x)*(1 + 4*x^2)*(1 + 16*x^4)).
a(n) = 256*a(n-8) for n>7.
(End)
PROG
(PARI) See Links section.
CROSSREFS
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Jun 08 2020
EXTENSIONS
More terms from Rémy Sigrist, Jun 10 2020
STATUS
approved