Maybe she's sober for once, and that's what she sounds like normally.
Nice puzzle Evan by the way. I can't believe you didn't even give us a cryptic clue. Bastard!
This one reminds me of a similar question in which the sequence turns out to be the number of moons per planet in the solar system. But it obviously isn't that.
Multiples of increasing distances to planets? Some elemental property perhaps, H, He, Li, Be ...? Isotopes, allotropes, etc... ? Number of times you shake a homoeopathic remedy? It sounds so damn familiar ...
What are you thinking you sly son-of-a-gun? Where's cosmicvagabond when you need him?