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Search: id:A052107
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| A052107 |
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Number of self-complementary 3-multigraphs on n nodes. |
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+0
1
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| 1, 0, 0, 4, 16, 0, 0, 2080, 32896, 0, 0, 178990080, 11453771776, 0, 0, 3002404080455680, 768614611824951296, 0, 0, 10316167090130469587779584, 10563755026498136326181748736, 0, 0
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OFFSET
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1,4
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REFERENCES
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D. Wille, Enumeration of self-complementary structures, J. Combin. Theory Ser.B 25 (1978), no. 2, 143-150.
J. Xu, Ch. R. Wang, J. F. Wang, The theory of self-complementary k-multigraphs (in Chinese), Pure Appl. Math. [Chuncui Shuxue yu Yingyong Shuxue] 10 (1994), Special Issue, 18-22.
V. Jovovic, On the number of m-place relations (in Russian), Logiko-algebraicheskie konstruktsii, Tver, 1992, 59-66.
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CROSSREFS
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Cf. A000171, A053588, A053400.
Sequence in context: A070037 A153064 A061849 this_sequence A069019 A165410 A016486
Adjacent sequences: A052104 A052105 A052106 this_sequence A052108 A052109 A052110
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KEYWORD
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nonn
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AUTHOR
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Vladeta Jovovic (vladeta(AT)eunet.rs), Jan 20 2000
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