OFFSET
1,2
COMMENTS
EXAMPLE
11 = 9 + 1 + 1 is the 3rd largest number (after 5 and 7) that has
a 3-term formal base-3 representation.
Northwest corner:
1 3 9 27 81
2 4 6 10 12
5 7 11 13 15
8 14 16 20 22
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Clark Kimberling, Nov 01 2007
STATUS
approved