FACTDOUBLE

Definition of FACTDOUBLE

Returns the "double factorial" of a number.

Sample Usage

FACTDOUBLE(6)

FACTDOUBLE(A2)

Syntax

FACTDOUBLE(value)

• value - The number or reference to a number whose double factorial will be calculated and returned.

Notes

• The double factorial is similar to the factorial, except instead of multiplying by each integer value less than or equal to the provided value, it decrements by 2. Thus the double factorial of 8 is 8642 and the double factorial of 7 is 7531.

• If a number or reference to a number with a decimal part is provided to FACTDOUBLE, the decimal part will be silently truncated before calculation.

See Also

MULTINOMIAL: Returns the factorial of the sum of values divided by the product of the values' factorials.

FACT: Returns the factorial of a number.

COMBIN: Returns the number of ways to choose some number of objects from a pool of a given size of objects.

In order to use the FACTDOUBLE formula, start with your edited Excellentable

Then type in the FACTDOUBLE Formula in the area you would like to display the outcome:

Type in the complete FACTDOUBLE formula for a cell as shown below:

Excellentable will generate the outcome when hitting enter. 

	A	B	C
1	State	Population	Total area in mi2	Land area in mi2	Water area in mi2
2	Alabama	4833722	52,420 (135,767)
3	Alaska	735132	665,384 (1,723,337)
4	Arizona	6626624	113,990 (295,233)
5	Arkansas	2959373	53,179 (137,733)
6	California	38332521	163,695 (423,968)
7	Colorado	5268367	104,094 (269,602)
8	Connecticut	3596080	5,543 (14,356)
9	Delaware	925749	2,489 (6,446)
10	Florida	19552860	65,758 (170,312)
11	Georgia	9992167	59,425 (153,910)
12	Hawaii	1404054	10,932 (28,314)
13	Idaho	1612136	83,569 (216,443)
14
15		15

	D	E	F
1

House seat(s)

50,645 (131,170)

1,775 (4,597)

7

570,641 (1,477,950)

94,743 (245,383)

1

113,594 (294,207)

396 (1,026)

9

52,035 (134,770)

1,143 (2,960)

4

155,779 (403,466)

7,916 (20,502)

53

103,642 (268,432)

452 (1,171)

7

4,842 (12,541)

701 (1,816)

5

1,949 (5,048)

540 (1,399)

1

53,625 (138,888)

12,133 (31,424)

27

57,513 (148,958)

1,912 (4,950)

14

6,423 (16,635)

4,509 (11,678)

2

82,643 (214,044)

926 (2,398)

2