OFFSET
0,2
COMMENTS
Leading zeros in binary expansions are ignored.
See A191755 for the definition of a shuffle.
LINKS
Rémy Sigrist, Table of n, a(n) for n = 0..8192
Rémy Sigrist, PARI program
Wikipedia, Infiltration product.
FORMULA
EXAMPLE
For n = 2:
- the binary expansion of 2 is "10",
- we have essentially the following infiltrations:
x 10 10 1 0 10 1 0
y 10 1 0 10 10 1 0
-- --- --- ---- ----
infiltration 10 100 110 1010 1100
- so a(2) = 5.
PROG
(PARI) See Links section.
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Rémy Sigrist, Mar 10 2023
STATUS
approved