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Search: id:A085539
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| 0, 0, 32, 486, 3072, 12500, 38880, 100842, 229376, 472392, 900000, 1610510, 2737152, 4455516, 6991712, 10631250, 15728640, 22717712, 32122656, 44569782, 60800000, 81682020, 108226272, 141599546, 183140352, 234375000, 297034400, 373071582, 464679936
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OFFSET
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0,3
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COMMENT
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For n>=1, a(n) is equal to the number of functions f:{1,2,3,4,5,6}->{1,2,...,n} such that for a fixed x in {1,2,3,4,5,6} and a fixed y in {1,2,...,n} we have f(x)<>y. - Aleksandar M. Janjic and Milan R. Janjic (agnus(AT)blic.net), Mar 13 2007
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LINKS
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Milan Janjic, Enumerative Formulas for Some Functions on Finite Sets
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CROSSREFS
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Sequence in context: A125467 A000152 A022069 this_sequence A091364 A138412 A010948
Adjacent sequences: A085536 A085537 A085538 this_sequence A085540 A085541 A085542
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KEYWORD
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nonn
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com), Jul 05 2003
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