A100547 Decimal expansion of -cos(2^19*r) where r ~ 0.739085 is the root of cos x = x (A003957).

9, 9, 9, 9, 9, 3, 3, 3, 3, 7, 0, 3, 8, 4, 4, 4, 4, 4, 7, 2, 8, 6, 8, 6, 8, 4, 5, 7, 8, 8, 7, 8, 0, 6, 0, 9, 0, 1, 2, 8, 0, 8, 6, 0, 1, 6, 4, 9, 5, 9, 3, 8, 2, 2, 0, 1, 4, 3, 7, 7, 8, 1, 4, 6, 6, 6, 8, 9, 9, 9, 9, 7, 4, 4, 5, 1, 3, 9, 8, 3, 4, 8, 5, 1, 4, 3, 5, 8, 0, 7, 1, 7, 6, 1, 4, 6, 8, 6, 8, 8, 9, 8, 6, 8, 0