|
Number Sequence |
Rule |
1 |
61, 72, 83, 94, |
105, 116, 127 |
+ 11 |
2 |
5, 25, 125, 625, |
3125, 15625, 78125 |
x 5 |
3 |
4, 6, 9, 13, |
18, 24, 31 |
+ 2, + 3, + 4, ………………………………….. |
4 |
7, 10, 16, 25, |
37, 52, 70 |
+ 3, + 6, + 9, + 12, + 15, ………………….. |
5 |
100, 98, 94, 88, |
80, 70, 58 |
– 2, – 4, – 6, – 8, – 10, ………………………… |
6 |
33, 38, 48, 63, |
83, 108, 138 |
+ 5, + 10, + 15, + 20, + 25, ………………. |
7 |
50, 49, 46, 41, |
34, 25, 14 |
– 1, – 3, – 5, – 7, ………………………………… |
8 |
1, 2, 6, 24 |
120, 720, 5040 |
x 2, x 3, x 4, x 5, ……………………………… |
9 |
71, 76, 69, 74 |
67, 72, 65 |
+ 5, – 7, + 5, – 7, ……………………………… |
10 |
2, 4, 12, 24, |
72, 144, 432 |
x 2, x 3, x 2, x 3,……………………………… |
11 |
2187, 729, 243, |
81, 27, 9 |
÷ 3 |
12 |
6, 13, 27, 55, |
111, 223, 447 |
x 2 + 1. |
13 |
3, 8, 23, 68, |
203, 608, 1823 |
x 3, – 1 |
14 |
5, 9, 19, 37, |
75, 149, 299 |
x 2, – 1, x 2 + 1, x 2 – 1. …………………… |
15 |
8, 11, 17, 29, |
53, 101, 197 |
x 2 – 5 |