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Generating sequences (2)

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Concept 1 of 3 · no score 🙂

Count the pattern

Count the pattern — you get a sequence3 dotspattern 15 dotspattern 27 dotspattern 39 dotspattern 43, 5, 7, 9, …rule: add 2 — one extra dot at EACH endexplaining why from the picture tells you it will keep working
The dark dots are the two added each time.
  1. 1pattern 1 — 3 dots, pattern 2 — 5 dots, pattern 3 — 7 dots.