Series question

Posted on 2006-07-22
Last Modified: 2008-03-04


Question by:sinha_anshul26
LVL 37

Assisted Solution

by:Harisha M G
Harisha M G earned 25 total points
ID: 17161286


5 = (3+2)*1
16 = (5+3)*2

Next number may be (16+5)*3 = 63

LVL 62

Accepted Solution

☠ MASQ ☠ earned 125 total points
ID: 17161291
A) 1, 1, 2, 3, 8, 27, 224, 6075, 1361024, 8268226875, 11253255215681024

B) 1, 2, 3, 5, 16, 231, 53105, 2820087664, 7952894429824835871

http:Q_21919311.html, http:Q_21919325.html, http:Q_21919339.html, http:Q_21919349.html, http:Q_21919357.html ...
Are these riddles or pure math?

M :o)
LVL 37

Expert Comment

by:Harisha M G
ID: 17161300
> Are these riddles or pure math?

Neither.. they are puzzles ;-)

BTW.. where did you find those sequences ? Google ?
Do You Know the 4 Main Threat Actor Types?

Do you know the main threat actor types? Most attackers fall into one of four categories, each with their own favored tactics, techniques, and procedures.

LVL 62

Expert Comment

by:☠ MASQ ☠
ID: 17161313
>>Google ?
Aww I'm hurt - that's where I get all my tech solutions ;)
(I have a pure math qualification & both of these are well known - 'B' I know by heart - yes, afraid so!)
Have checked though and they are on Google too.

Miss those wordy riddles - perhaps I will have to try to make something up ...
LVL 37

Expert Comment

by:Harisha M G
ID: 17161317
LOL Don't get hurt :D

I asked because you didn't give the way to find the solution.. you just gave the sequence
LVL 84

Assisted Solution

ozo earned 50 total points
ID: 17161933
A) a(n) = (a(n-1)+1)*a(n-2)
B) a(n) = a(n-1)^2 - a(n-2)^2

Author Comment

ID: 17162424
I wish Google Uncle would be there in my exam

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