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A125678
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a(0) = 1; for n>0, a(n) = (a(n-1)^2 reduced mod n) + 1.
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1
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1, 1, 2, 2, 1, 2, 5, 5, 2, 5, 6, 4, 5, 13, 2, 5, 10, 16, 5, 7, 10, 17, 4, 17, 2, 5, 26, 2, 5, 26, 17, 11, 26, 17, 18, 10, 29, 28, 25, 2, 5, 26, 5, 26, 17, 20, 33, 9, 34, 30, 1, 2, 5, 26, 29, 17, 10, 44, 23, 58, 5, 26, 57, 37, 26, 27, 4, 17, 18, 49, 22, 59, 26, 20, 31, 62, 45, 24, 31, 14, 37
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OFFSET
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0,3
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LINKS
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MAPLE
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A[0]:= 0:
for n from 1 to 100 do A[n]:= (A[n-1]^2 mod n) + 1 od:
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MATHEMATICA
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f[l_List] := Append[l, Mod[l[[ -1]]^2, Length[l]] + 1]; Nest[f, {1}, 83] (* Ray Chandler, Feb 08 2007 *)
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CROSSREFS
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KEYWORD
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easy,nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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