Math Clock: Double Factorial Game Information Page
| Highscores (48 registered players) | ||||
|---|---|---|---|---|
| Member | Score | Time | Date | |
| 1 | Arturo | 100% | 0:11.3 min. | 23 Apr, '11 |
| 2 | Drew06 | 100% | 0:12.0 min. | 23 Oct, '09 |
| 3 | Veejay | 100% | 0:12.1 min. | 8 Apr, '08 |
| 4 | toffetom | 100% | 0:12.4 min. | 22 Oct, '09 |
| 5 | Nynke88 | 100% | 0:12.6 min. | 26 Oct, '09 |
| 6 | El Sharif | 100% | 0:12.9 min. | 24 Apr, '11 |
| 7 | ally | 100% | 0:12.9 min. | 19 Dec, '08 |
| 8 | MisterSamsonite | 100% | 0:13.1 min. | 1 Sep, '07 |
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Math Clock: Double Factorial
Find the double factorial of each numeral. The double factorial is like the factorial but omits odd numbers from even factorials and the reverse. So 5!! is 5x3x1; and 6!! is 6x4x2.
The basic image is made freely available by GTCO Calcom
Comments (3)
Nuclearclown
I love this game, a great idea 5*
2 years ago
Sunny1
Hehe I had to memorize the answers because I don't know about factorials, but I want to play all the games of the maths clock tournament xD
3 years ago
tickman
The original is available at:
http://www.gtcocalcomp.com/erc/
interwritebackgrounds/clock_face.jpg
Even though it is freely available, there is a disclaimer:
http://www.gtcocalcomp.com/legal.htm
5 years ago