Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ π -¹ ² ³ °

You are not logged in.

- Topics: Active | Unanswered

**A Guy Who Needs Help****Guest**

Help me! I can't figure out this pattern, this is it:

64, 243, 256, 125, ___, ___

Please help, Thanks,

A Guy Who Needs Help

**MathsIsFun****Administrator**- Registered: 2005-01-21
- Posts: 7,535

No luck yet ...

In binary: 01000000, 11110011, 100000000, 01111101

In hex: 40, F3, 100, 7D

8², ?, 16², 5³

"The physicists defer only to mathematicians, and the mathematicians defer only to God ..." - Leon M. Lederman

Offline

**Ricky****Moderator**- Registered: 2005-12-04
- Posts: 3,791

Hmm... good call MathIsFun.

But is this a pattern? Can we just say 8² is next and it starts again?

"In the real world, this would be a problem. But in mathematics, we can just define a place where this problem doesn't exist. So we'll go ahead and do that now..."

Offline

**Ricky****Moderator**- Registered: 2005-12-04
- Posts: 3,791

Make sure we submit this to the On-Line Encyclopedia of Integer Sequences once we figure it out, 'cause it ain't there.

"In the real world, this would be a problem. But in mathematics, we can just define a place where this problem doesn't exist. So we'll go ahead and do that now..."

Offline

**John E. Franklin****Member**- Registered: 2005-08-29
- Posts: 3,562

**igloo** **myrtilles** **fourmis**

Offline

**Ricky****Moderator**- Registered: 2005-12-04
- Posts: 3,791

Nicely done John!

"In the real world, this would be a problem. But in mathematics, we can just define a place where this problem doesn't exist. So we'll go ahead and do that now..."

Offline

**luca-deltodesco****Member**- Registered: 2006-05-05
- Posts: 1,470

John E. Franklin wrote:

so technically this isnt an integer series, because carrying on you would have 1, 1/9, 1/100 etc

The Beginning Of All Things To End.

The End Of All Things To Come.

Offline

**MathsIsFun****Administrator**- Registered: 2005-01-21
- Posts: 7,535

Was that a good example of team work (with John as the striker)?

"The physicists defer only to mathematicians, and the mathematicians defer only to God ..." - Leon M. Lederman

Offline