input.md

---
eqnBlockTemplate: |
  <span class="math-eq">$$e$$</span>
  <span class="math-eq-backwards-compat">$$t$$</span>
  <span class="math-eq-index-math">$$i$$</span>
  <span class="math-eq-index-no-math">$$nmi$$</span>
  <span class="math-eq-index-raw-math">$$ri$$</span>
  <span class="math-eq-index-raw-no-math">$$nmri$$</span>
tableEqns: true
eqnDisplayTemplate: foo # ensure it's ignored
---

$$\int_0^x e^x dx$${#eq:1}