OFFSET
5,5
COMMENTS
f(n,k)=1 if 2<=k<=[ (n-1)/2 ], else f(n,k)=2k-n+2.
EXAMPLE
Rows: {1}; {1,1}; {1,5,1}; {1,6,6,1}; ... (all palindromes)
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
STATUS
approved