Un número octogonal es un número figurado que puede ser representado por un octógono.
Un número octogonal n (siendo n > 0) se obtiene mediante la fórmula:
Los primeros números octogonales son:
1, 8, 21, 40, 65, 96, 133, 176, 225, 280, 341, 408, 481, 560, 645, 736, 833, 936.
Los números octogonales alternan paridad.
https://es.wikipedia.org/wiki/N%C3%BAmero_octogonal
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A polygonal number of the form
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A centered octagonal number is
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Octagonal Number
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Centered octagonal numbers are
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octagonal number
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Octagonal numbers are figurate
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how many octagonal numbers
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sum of octagonal numbers
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octagonal numbers are 1,
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8th octagonal number
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of octagonal numbers are
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The octagonal number for n can
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4-digit numbers: 8128,
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496 hexagonal yods in octagon
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259 – A number of churches
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the n-th octagonal number.
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The only problem is that the
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Here is my basic idea as image
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of the octagon follows the
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100 Octagon custom shapes for
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