Centered Tree
المؤلف:
Biggs, N. L.; Lloyd, E. K.; and Wilson, R. J.
المصدر:
Graph Theory 1736-1936. Oxford, England: Oxford University Press
الجزء والصفحة:
...
20-5-2022
2647
Centered Tree
A tree (also called a central tree) having a single node that is a graph center. The numbers of centered trees on 
, 2, ... nodes are 1, 0, 1, 1, 2, 3, 7, 12, 27, 55, 127, 284, 682, 1618, ... (OEIS A000676).
REFERENCES
Biggs, N. L.; Lloyd, E. K.; and Wilson, R. J. Graph Theory 1736-1936. Oxford, England: Oxford University Press, p. 49, 1976.
Cayley, A. "On the Analytical Forms Called Trees, with Application to the Theory of Chemical Combinations." Reports Brit. Assoc. Advance. Sci. 45, 237-305, 1875.
Reprinted in The Collected Mathematical Papers of Arthur Cayley, Vol. 9. Cambridge: Cambridge University Press, pp. 427-460, 1896.
Sloane, N. J. A. Sequence A000676/M0831 in "The On-Line Encyclopedia of Integer Sequences."
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