{"type":"rich","version":"1.0","description":"Sequences and series: arithmetic and geometric. (Arithmetic sequences, common difference; geometric sequences, common ratio; nth term formulas)","title":"Sequences and Series","width":720,"html":"<iframe src=\"https://arcade.padlet.com/embed/e8jYRPaopA\" width=\"720\" height=\"480\" frameborder=\"0\" allowfullscreen></iframe>","height":480,"provider_name":"Padlet Arcade","author_name":"Padlet Arcade","thumbnail_url":"https://arcade.padlet.com/open-graph/social-preview-image.png?timestamp=1783992749895&hashid=e8jYRPaopA&key=social-preview-image-v4","provider_url":"https://arcade.padlet.com"}