[Title] Brush determined number of stacks formula Cattleya sequence number

Stack determined sequence number: Number Cattleya formula: C (2n, n) / (n + 1)

  • Wherein the front Cattleya few number: 1, 1, 2, 5, 14, 42, 132, 429, 1430, 4862, 16796

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Origin www.cnblogs.com/anliux/p/11259387.html