Enter pentagonal number statement
Calculate pentagonal number 4
Pentagonal Number Formula
| Pn = | n(3n - 1) |
| 2 |
Given n = 4, we have:
| P4 = | 4(3(4) - 1) |
| 2 |
| P4 = | 4(12 - 1) |
| 2 |
| P4 = | 4(11) |
| 2 |
| P4 = | 44 |
| 2 |
P4 = 22
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Free Pentagonal Number Calculator - This calculator determines the nth pentagonal number
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What 5 concepts are covered in the Pentagonal Number Calculator?
figurate numbera number that can be represented by a regular geometrical arrangement of equally spaced points. If the arrangement forms a regular polygon, the number is called a polygonal.formulaa fact or a rule written with mathematical symbols. A concise way of expressing information symbolically.numberan 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.pentagona polygon of five angles and five sidespentagonal numberA number that can be shown as a pentagonal pattern of dots.n(3n - 1)/2
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