A197585Decimal expansion of least x > 0 having cos(2*Pi*x) = cos(x)^2.

4, 6, 7, 4, 5, 6, 3, 7, 6, 3, 3, 3, 3, 5, 8, 1, …

The first 2 terms appear at position 19.

14159265358979323846264338327950288419716939…
position 19
termsstringfirst positionoccurrences
142100,011,958
2461910,002,893
3467582999,737
44674582100,474
54674515,55510,017
646745615,555990
7467456314,231,61889
84674563729,801,8726
946745637666,733,0461
10467456376366,733,0461
114674563763366,733,0461
1246745637633366,733,0461

Searched the first 1,000,000,000 digits. Strings longer than 12 digits are not indexed.