OFFSET
0,3
LINKS
Antti Karttunen, Table of n, a(n) for n = 0..65538
FORMULA
a(0) = 0; and for n >= 1, a(n) = 1 + a(A262904(n)).
PROG
CROSSREFS
KEYWORD
nonn
AUTHOR
Antti Karttunen, Oct 07 2015
STATUS
approved