What would be the seventh rung of the following pyramid

What would be the seventh rung of the following pyramid? 1 11 21 1211 111221 312211 13112221

~8 minAnswer checked instantly

AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #73344

Stuck? A gentle nudge

No hints for this one.

Something off?

Workspace

Your answer

Checked against the answer in AQuA-RAT.