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A071982
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Parity of the decimal digits of sqrt(2).
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1
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1, 0, 1, 0, 0, 1, 1, 1, 0, 0, 1, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 0, 1, 1, 0, 1, 1, 1, 1, 0, 1, 0, 0, 0, 1, 1, 1, 1, 0, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 0, 0, 1, 0, 0, 0, 0, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 1, 1, 0, 1, 0, 1, 0, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1
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OFFSET
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0,1
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LINKS
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MATHEMATICA
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Table[(1 - (-1)^Floor[10^n*Sqrt[2]])/2, {n, 0, 100}] (* G. C. Greubel, Oct 01 2018 *)
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PROG
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(PARI) \p200 for(n=0, 150, print1((1-(-1)^floor(10^n*sqrt(2)))/2, ", "))
(PARI) a(n)=if(n<0, 0, sqrtint(2*100^n)%2)
(Magma) [(1 - (-1)^Floor(10^n*Sqrt(2)))/2: n in [0..100]]; // G. C. Greubel, Oct 01 2018
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CROSSREFS
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KEYWORD
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easy,nonn,base
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AUTHOR
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STATUS
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approved
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