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A173468
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Sum n^k, k=0..n+1.
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4
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3, 15, 121, 1365, 19531, 335923, 6725601, 153391689, 3922632451, 111111111111, 3452271214393, 116719860413533, 4265491084507563, 167534872139182395, 7037580381120954241, 314824432191309680913, 14942027230321957802947
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OFFSET
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1,1
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COMMENTS
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1^0+1^1+1^2=3, 2^0+2^1+2^2+2^3=15, 3^0+3^1+3^2+3^3+3^4=121,..
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LINKS
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FORMULA
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MAPLE
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MATHEMATICA
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f[n_]:=Module[{s=0}, Do[s+=n^a, {a, 0, n+1}]; s]; lst={}; Do[AppendTo[lst, f[n]], {n, 30}]; lst
Table[Sum[n^k, {k, 0, n+1}], {n, 20}] (* Harvey P. Dale, Jan 04 2012 *)
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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