🔢 Motifs Numériques

Number SpiralsUlam spiral (prime diagonals), Sacks spiral, Fibonacci sunflower and composite highlight… Fibonacci SpiralAdjust the golden angle and point count to switch between spiral, sunflower and squares… Pascal's Triangle — Binomial Coefficients & CombinatoricsClick any cell in Pascal's triangle to reveal C(n,k) — toggle Sierpiński parity, Fibonacci… Sieve of Eratosthenes — Animated Prime Number FinderWatch the Sieve of Eratosthenes animate in real time. Cross off multiples of each prime and… Golden Ratio SpiralNewInteractive golden ratio spiral simulator. Watch the golden rectangle subdivide into…