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Search: a197811 -id:a197811
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Decimal expansion of x<0 having x^2+x=cos(x).
+10
144
1, 2, 5, 1, 1, 5, 1, 8, 3, 5, 2, 2, 0, 7, 6, 4, 8, 1, 1, 5, 9, 2, 8, 7, 0, 0, 6, 8, 7, 8, 8, 1, 6, 1, 8, 5, 9, 9, 4, 5, 3, 5, 6, 1, 0, 8, 5, 8, 8, 9, 6, 8, 6, 3, 6, 2, 0, 1, 7, 8, 2, 8, 1, 2, 1, 0, 3, 6, 0, 1, 9, 1, 8, 2, 3, 8, 2, 1, 0, 9, 1, 0, 4, 1, 1, 2, 7, 3, 5, 7, 6, 5, 9, 4, 8, 6, 8, 4, 2
COMMENTS
1.... 1.... 3.... A197811, A197812
Decimal expansion of x>0 having x^2+x=3*cos(x).
+10
3
9, 2, 9, 7, 3, 4, 4, 3, 0, 3, 6, 1, 8, 1, 2, 5, 0, 9, 6, 8, 8, 7, 0, 0, 4, 9, 4, 6, 9, 7, 6, 1, 0, 8, 8, 2, 4, 0, 3, 8, 8, 6, 8, 5, 5, 8, 6, 8, 9, 7, 7, 2, 0, 1, 7, 7, 2, 5, 3, 4, 9, 1, 4, 3, 6, 5, 7, 0, 7, 7, 6, 6, 8, 9, 7, 5, 9, 3, 7, 9, 1, 4, 9, 6, 7, 9, 3, 8, 5, 9, 3, 1, 2, 8, 1, 9, 4, 1, 7
MATHEMATICA
RealDigits[r1] (* A197811 *)

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