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A229358
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Total sum of n-th powers of parts in all partitions of 7.
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2
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54, 105, 311, 1281, 6407, 35745, 212951, 1323441, 8464487, 55247745, 365983991, 2451448401, 16559916167, 112602093345, 769628452631, 5282089330161, 36372360161447, 251135368228545, 1737811434946871, 12047233511096721, 83642479068080327, 581449745964789345
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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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a(n) = Sum_{k=1..7} A066633(7,k) * k^n.
a(n) = 30 + 11*2^n + 6*3^n + 3*4^n + 2*5^n + 6^n + 7^n.
G.f.: -(196356*x^6 -339112*x^5 +230407*x^4 -79457*x^3 +14759*x^2 -1407*x +54) / Product_{j=1..7} (j*x-1).
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MAPLE
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a:= n-> 30+11*2^n+6*3^n+3*4^n+2*5^n+6^n+7^n:
seq(a(n), n=0..30);
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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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