Planck 2013 results
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Table 9

Scalar amplitude, tilt, running, running of the running, and tensor-to-scalar ratio inferred from a numerical reconstruction of the inflaton potential (Planck+WP 95% CL, with k = 0.05 Mpc-1).

From V(φ)
n 2 3 4

ln [1010As]
n s
100 dns/ dlnk
100 d2ns/ dlnk2
r < 0.12 < 0.22 < 0.35

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