OFFSET
0,5
COMMENTS
Sequence read mod 2 gives A047999 .
EXAMPLE
Triangle begins:
1;
1, 1;
1, 2, 1;
1, 3, 3, 1;
1, 4, 4, 4, 1;
1, 5, 4, 4, 5, 1;
1, 6, 5, 4, 5, 6, 1;
1, 7, 7, 5, 5, 7, 7, 1;
1, 8, 8, 8, 6, 8, 8, 8, 1;
1, 9, 8, 8, 8, 8, 8, 8, 9, 1;
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Philippe Deléham, Apr 08 2007
STATUS
approved