Find the odd man out

Find the odd man out. 12, 21, 32, 45, 60, 77, 95

This problem repeats another one in the library (at most with different numbers), so it's left out of browsing.

~8 minAnswer checked instantly

AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #2881

Stuck? A gentle nudge

No hints for this one.

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