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A017238
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a(n) = (9*n + 6)^6.
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1
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46656, 11390625, 191102976, 1291467969, 5489031744, 17596287801, 46656000000, 107918163081, 225199600704, 433626201009, 782757789696, 1340095640625, 2194972623936, 3462825991689, 5289852801024
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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0,1
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LINKS
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FORMULA
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G.f.: -729*(64 + 15177*x + 154113*x^2 + 262438*x^3 + 88998*x^4 + 4089*x^5 + x^6)/(x-1)^7. - R. J. Mathar, Mar 20 2018
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PROG
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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STATUS
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approved
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