OFFSET
0,3
LINKS
Rémy Sigrist, Table of n, a(n) for n = 0..10000
J. H. Conway, Integral lexicographic codes, Discrete Mathematics 83.2-3 (1990): 219-235. See Table 3.
CROSSREFS
KEYWORD
nonn
AUTHOR
Rémy Sigrist, Jun 13 2020
STATUS
approved