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The sequence is too short for a definitive answer.

It could be:+1, +2, +3 ...

Or it could be: *2, *2, *2

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Q: What is the rule for 1 2 4?
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Related questions

What is the divisibility rule for 2 squared 1?

2 squared 1 = 4 so the divisibility rule is that it is divisible by 1, 2 and 4.


What is the pattern rule of 4 1 -2 -5 -8?

i0 = 4; in = in-1 - 3


Why does 0.5 divided by 0.25 equal 2?

0.5 = 1/2 and 0.25 = 1/4 1/2 divided by 1/4 is changed to 1/2 multiplied 4/1 which is 2 This rule applies when dividing a fraction by a fraction.


In a what's my rule how can 5 over 3 come out to 4 and then negative 2 come out to 1 over 3?

the rule is plus 2 1/3


What is the rule for input 4 and output 13?

There are infinitely many possible answers. Rule 1: Add 9 to Input Rule 2: Add 5 to 2*Input Rule 3: Add 1 to 3*Input Rule 4: Subtract -3 from 4*Input or, moving away from whole numbers, Add 3.8 to 2.3 times Input.


What is the rule for fraction by fraction?

It is called equivalent fractions 1\2 1/4 1/8


What is the rule of the pattern 1 2 5 6 9?

add 4 to every other number 1(+4)=5, 5(+4)=9 2(+4)=6


What is the 4th term when the rule is n2-1 in algebra?

n2 - 1(4)2 - 116 - 1= 15====


What maths sequences can you start with 4 and 8?

one rule would be an+1 = an + 4 ; a0= 4. This gives 4,8,12,16,20,..... This is called an arithmetic sequence. A geometric rule would be an+1 = 2an; a0= 4. This gives 4,8,16,32,64,... Another rule is an+1 = an/2 + 6 ; a0= 4. This gives 4, 8, 10, 11, 11.5,11.75, ....


What is the rule for 32 16 8 4 2?

Divide by 2 to get the next term.


What rule describes the translation of a point from -5 4 to 1 2?

The vector (6, -2)T


What is the pattern rule of 1 2 4 7?

Add the increasing numbers by one - as in 0 1 2 3 4 5 6 etc 1 + 0 = 1 1 + 1 = 2 2 + 2 = 4 4 + 3 = 7 7 + 4 = 11 11 + 5 = 16 16 + 6 = 22