OFFSET
1,3
COMMENTS
LINKS
EXAMPLE
For n=12, A002182(12) = 240, which is written as "11000" in primorial base (A049345) because 240 = 1*A002110(4) + 1*A002110(3) = 210+30, thus a(12) = 1+1 = 2. (Note that 240 = 30*2*2*2).
PROG
CROSSREFS
KEYWORD
nonn
AUTHOR
Antti Karttunen, Feb 26 2019
STATUS
approved