OFFSET
1,2
COMMENTS
Row 3 of A254204
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=4
..4....6....6....4....6....6....1....6....6....6....4....4....4....1....6....4
..4....6....2....5....4....3....3....3....2....6....2....4....2....5....4....6
..4....6....6....1....4....1....6....6....4....4....4....6....6....4....6....4
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 26 2015
STATUS
approved