OFFSET
1,3
COMMENTS
The definition sounds paradoxical: how can a(n) possibly be zero? The answer seems to be that a Golay sequence of length L can exist without being "constructable"! - N. J. A. Sloane, Nov 26 2020
LINKS
Dragomir Z. Dokovic, Equivalence classes and representatives of Golay sequences, Discrete Math. 189 (1998), no. 1-3, 79-93. MR1637705 (99j:94031).
CROSSREFS
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, Mar 03 2012
STATUS
approved