Table 1

level j:

0

1

2

3

4

5

6

7

8

9

10

⋯ ;

$r_j$

0

0

0

1

1

2

2

2

3

3

4

⋯ ;

c(j)

1

1

1

3

2

5

3

1

6

3

⋯ ;

a(j)

+∞

+∞

1

+∞

2

+∞

+∞

1

+∞

3

⋯ ;

${\sum }_{h=1}^j|N_h|$

3

8

16

26

39

54

71

91

113

138

⋯ .