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Search: id:A005254
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| A005254 |
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Number of weighted voting procedures.
(Formerly M2780)
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+0
3
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| 1, 3, 9, 21, 51, 117, 271, 607, 1363, 3013, 6643, 14491, 31495, 67965, 146115, 312483, 666015, 1413915, 2992815, 6315135, 13292007, 27906585, 58464339, 122229123, 255072423, 531369483, 1105217223, 2295383319, 4760727375
(list; graph; listen)
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OFFSET
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1,2
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REFERENCES
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M. Klamkin, ed., Problems in Applied Mathematics: Selections from SIAM Review, SIAM, 1990; see pp. 122-123.
G. Kreweras, Sur quelques problemes relatifs au vote pondere, [ Some problems of weighted voting ] Math. Sci. Humaines No. 84 (1983), 45-63.
T. V. Narayana, Recent progress and unsolved problems in dominance theory, pp. 68-78 of Combinatorial mathematics (Canberra 1977), Lect. Notes Math. Vol. 686, 1978.
T. V. Narayana, Lattice Path Combinatorics with Statistical Applications. Univ. Toronto Press, 1979, pp. 100-101.
Solution to Board of Directors Problem, J. Rec. Math., 9 (No. 3, 1977), 240.
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CROSSREFS
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Row sums of A037254.
Adjacent sequences: A005251 A005252 A005253 this_sequence A005255 A005256 A005257
Sequence in context: A119917 A111209 A109755 this_sequence A007056 A026551 A060578
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KEYWORD
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nonn,nice,easy
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AUTHOR
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njas
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EXTENSIONS
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More terms from James A. Sellers (sellersj(AT)math.psu.edu), Feb 04 2000
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