OFFSET
1,13
REFERENCES
R. W. Robinson, Numerical implementation of graph counting algorithms, AGRC Grant, Math. Dept., Univ. Newcastle, Australia, 1978.
LINKS
R. W. Robinson, Rows 0 through 7, flattened
EXAMPLE
Triangle begins:
n = 1
k = 0 : 0
k = 1 : 1
Total = 1
n = 2
k = 0 : 0
k = 1 : 0
k = 2 : 0
k = 3 : 1
k = 4 : 1
Total = 2
n = 3
k = 0 : 0
k = 1 : 0
k = 2 : 0
k = 3 : 0
k = 4 : 0
k = 5 : 2
k = 6 : 2
k = 7 : 1
k = 8 : 1
k = 9 : 1
Total = 7
CROSSREFS
KEYWORD
nonn,tabf
AUTHOR
N. J. A. Sloane, Nov 14 2006
STATUS
approved