OFFSET
0,2
LINKS
Alain Brobecker, Othello and retrograde analysis (pdf)
Alain Brobecker, programs to generate sequences
Alain Brobecker, othello.c
CROSSREFS
KEYWORD
fini,hard,nonn
AUTHOR
Alain Brobecker (abrobecker(AT)yahoo.com), Nov 01 2006, Dec 30 2006
EXTENSIONS
Edited by Charles R Greathouse IV, Oct 28 2009
a(10) from Dominic Hofer, Mar 28 2018
a(11)-a(13) from Dominic Hofer, Sep 28 2019
STATUS
approved