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Search: id:A064321
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| A064321 |
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n*(n-1)^3*(n-2)^3*(n-3). |
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+0
2
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| 0, 0, 0, 0, 864, 17280, 144000, 756000, 2963520, 9483264, 26127360, 64152000, 143748000, 298995840, 584648064, 1085142240, 1926288000, 3290112000, 5433384960, 8710395264, 13600573920, 20741616000, 30968784000, 45361118880
(list; graph; listen)
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OFFSET
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0,5
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LINKS
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Harry J. Smith, Table of n, a(n) for n=0,...,400
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EXAMPLE
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a(4) =4*(3^3)*(2^3)*1 =4*27*8*1 =864
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PROGRAM
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(PARI) { for (n=0, 400, write("b064321.txt", n, " ", n*(n - 1)^3*(n - 2)^3*(n - 3)) ) } [From Harry J. Smith (hjsmithh(AT)sbcglobal.net), Sep 11 2009]
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CROSSREFS
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Cf. A000027, A002378, A047928, A064319, A064320.
Sequence in context: A115749 A105323 A097982 this_sequence A082243 A114497 A129035
Adjacent sequences: A064318 A064319 A064320 this_sequence A064322 A064323 A064324
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KEYWORD
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nonn
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AUTHOR
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Henry Bottomley (se16(AT)btinternet.com), Sep 10 2001
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