OFFSET
1,2
COMMENTS
a(1) = T(1,1) uses the convention that the bandwidth of the singleton graph is 1.
Row 1 is of length 1; row n if of length n-1 for n > 1.
Row sums give A000088(n).
LINKS
Eric Weisstein's World of Mathematics, Graph Bandwidth
FORMULA
T(n,1) = A000041(n).
T(n,n-1) = 1 for n > 2.
EXAMPLE
Triangle begins:
1
2
3,1
5,5,1
7,18,8,1
11,60,70,14,1
15,195,580,233,20,1
22,623,4942,5902,826,30,1
CROSSREFS
KEYWORD
nonn,tabf,more
AUTHOR
Eric W. Weisstein, Oct 25 2017
STATUS
approved