OFFSET
0,1
COMMENTS
Likewise, a(n) has row lengths 0,1,1,3,3,7,8,14,18,28,35,53,67,... which appears to coincide with sequence A117989.
The row lengths also match 1 2 3 5 7 11 15 22 ... minus 1 1 2 2 4 4 7 8 ... - Alford Arnold, Mar 30 2010
EXAMPLE
CROSSREFS
KEYWORD
nonn,tabf
AUTHOR
Alford Arnold, Mar 01 2010
STATUS
approved