Calculate heptagonal number 3
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 = 3, we have:
| H3 = | 3(5(3) - 3) |
| 2 |
| H3 = | 3(15 - 3) |
| 2 |
| H3 = | 3(12) |
| 2 |
| H3 = | 36 |
| 2 |
H3 = 18
Heptagonal Number List 1 - 3
| n | Heptagonal number Hn |
|---|---|
| 1 | 1 |
| 2 | 7 |
| 3 | 18 |
What is the Answer?
H3 = 18
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?
Hn = n(5n - 3)/2
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
- A figurate number. This is found by combining heptagons of ascending size.
Hn=(n(5n - 3))/2 - 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.
