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10Thoctagonalnumber

Chloe Bennett • Sep 27, 2026 • 1 min read

10Thoctagonalnumber

10thoctagonalnumber

Enter octagonal number statement

Calculate octagonal number 10

Octagonal Numbers form dots in the shape of an octagon.

Octagonal Number Image:

Octagonal Number Formula:

O_n = n(3n - 2)

Given n = 10, we have:

O₁₀ = 10(3(10) - 2)

O₁₀ = 10(30 - 2)

O₁₀ = 10(28)

O₁₀ = 280

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Octagonal Number List 1 - 10

n	Octagonal number O_n
1	1
2	8
3	21
4	40
5	65
6	96
7	133
8	176
9	225
10	280

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How does the Octagonal Number Calculator work?

Free Octagonal Number Calculator - This calculator determines the nth octagonal number
This calculator has 1 input.

What 1 formula is used for the Octagonal Number Calculator?

What 4 concepts are covered in the Octagonal Number Calculator?

number: an arithmetical value, expressed by a word, symbol, or figure, representing a particular quantity and used in counting and making calculations and for showing order in a series or for identification. A quantity or amount.
octagon: An eight (8) sided polygon
P = 8s
octagonal number
property: an attribute, quality, or characteristic of something

Example calculations for the Octagonal Number Calculator

Author

Chloe Bennett

Chloe Bennett explores the intersection of pop culture, streaming entertainment, digital trends, and contemporary lifestyle. Her weekly commentary reaches thousands of culture enthusiasts.