Similar to 1
0
0
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
ルジャンドル定数
Legendre's constant
−1
−1
0.999...
0.999...▼-1 trends
1次元
One-dimensional space1+1
1+1+1+1+…
1 + 1 + 1 + 1 + ⋯
1の冪根
Root of unity
1/2 + 1/4 + 1/8 + 1/16 + ⋯
1/2 + 1/4 + 1/8 + 1/16 + ⋯
1-形式
One-form (differential geometry)
アラビア数字
Arabic numerals
10
10
11
11 (number)
12
12 (number)▼-7 trends
13
13 (number)
14
14 (number)
15
15 (number)
16
16 (number)
17
17 (number)
18
18 (number)