OFFSET
0,1
FORMULA
a(n) = A003987(Lucas(n), Lucas(n+1)). - Michel Marcus, Apr 30 2019
EXAMPLE
For n = 3, Lucas numbers are 4 and then 7. 0100 XOR 0111 = 0011 (3 in decimal).
MAPLE
PROG
(Python)
a = 2
b = 1
while b < 2000:
c = a^b
print(c)
a, b = b, a+b
CROSSREFS
KEYWORD
nonn
AUTHOR
Mick Purcell (mickpurcell(AT)gmail.com), Sep 26 2009
EXTENSIONS
More terms from R. J. Mathar, Sep 28 2009
STATUS
approved