OFFSET
1,2
EXAMPLE
Triangle begins:..................binary:
............1...........................1
.........2.....2...................10......10
......3....10.....3............11.....1010.....11
...4....58....43.....4......100..111010..101011..100.
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Reinhard Zumkeller, Jan 23 2003
STATUS
approved