Enter Heptagonal Number Stmt:
Calculate heptagonal number 9
Heptagonal number = A figurate number
This is found by combining heptagons of ascending size.
Heptagonal Number Image:
Heptagonal Number Formula:
| Hn = | n(5n - 3) |
| 2 |
Given n = 9, we have:
| H9 = | 9(5(9) - 3) |
| 2 |
| H9 = | 9(45 - 3) |
| 2 |
| H9 = | 9(42) |
| 2 |
| H9 = | 378 |
| 2 |
H9 = 189
You have 2 free calculationss remaining
Heptagonal Number List 1 - 9
| n | Heptagonal number Hn |
|---|---|
| 1 | 1 |
| 2 | 7 |
| 3 | 18 |
| 4 | 34 |
| 5 | 55 |
| 6 | 81 |
| 7 | 112 |
| 8 | 148 |
| 9 | 189 |
What is the Answer?
H9 = 189
How does the Heptagonal Number Calculator work?
Free Heptagonal Number Calculator - This calculator determines the nth heptagonal number
This calculator has 1 input.
This calculator has 1 input.
What 1 formula is used for the Heptagonal Number Calculator?
What 4 concepts are covered in the Heptagonal Number Calculator?
- formula
- a fact or a rule written with mathematical symbols. A concise way of expressing information symbolically.
- heptagon
- seven sided figure
- heptagonal number
- 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.
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