definition: an = a1 + f × (n-1)
example: 1, 3, 5, 7, 9 11, 13, ...
| the first number | |
| common difference (f) | |
| the nth number to obtain | |
definition: an = a1 + f × (n-1)
example: 1, 3, 5, 7, 9 11, 13, ...
| the first number | |
| common difference (f) | |
| the nth number to obtain | |