OFFSET
1,6
COMMENTS
EXAMPLE
First few rows of irregular triangle are:
..0
..1
..1....1
..1....2....2....1
..1....2....3....5....4....2....1
..1....2....4....8...13...15...16...11....5....2....1
..1....2....4....9...19...35...55...75...83...72...51...29...13....5....2....1
...
CROSSREFS
KEYWORD
nonn,tabf
AUTHOR
Chai Wah Wu, Aug 02 2014
STATUS
approved