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

You are not logged in.

#1 2013-04-19 13:18:39

mathaholic
Member
From: Juliania
Registered: 2012-11-29
Posts: 2,811
Website

Add 1, then post a letter.

Start with 1, then add 1, then think of what letter it belongs to.

Letters :
T - Triangular number
P - Prime number
C - Composite number
SQ - Squimintrius number
http://www.mathisfunforum.com/viewtopic.php?id=19233
OJ - Other Julianthemath number
http://www.mathisfunforum.com/viewtopic.php?id=19230
http://www.mathisfunforum.com/viewtopic.php?id=19220 *Already discovered

Example
1 N
Meaning : Nothing from the list
2 P
2 is a prime number

Okay? Start!

1 N


"Double the fun, double the thrill, double the coolness" - Julianthewiki

Offline

#2 2013-04-20 00:44:23

Nehushtan
Member
From: London
Registered: 2013-03-09
Posts: 606
Website

Re: Add 1, then post a letter.

Actually 1 is a triangular number.

2 – P


146 books currently added on Goodreads

Offline

#3 2013-04-20 15:47:50

mathaholic
Member
From: Juliania
Registered: 2012-11-29
Posts: 2,811
Website

Re: Add 1, then post a letter.

Oh, yeah. Why did I forget ?

3 - P


"Double the fun, double the thrill, double the coolness" - Julianthewiki

Offline

#4 2013-08-27 16:49:44

magicschoolbus123
Member
Registered: 2013-08-15
Posts: 18

Re: Add 1, then post a letter.

4-c

Offline

#5 2013-08-27 22:09:35

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 81,616

Re: Add 1, then post a letter.

5 P


In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof.

Offline

#6 2013-09-27 16:45:01

mathaholic
Member
From: Juliania
Registered: 2012-11-29
Posts: 2,811
Website

Re: Add 1, then post a letter.

6 T

1 is triangular
3 " "
6 " "


"Double the fun, double the thrill, double the coolness" - Julianthewiki

Offline

#7 2013-09-27 21:37:23

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 81,616

Re: Add 1, then post a letter.

7P


In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof.

Offline

#8 2013-09-28 12:10:41

mathaholic
Member
From: Juliania
Registered: 2012-11-29
Posts: 2,811
Website

Re: Add 1, then post a letter.

8C

8 is composite because of its factors: 1, 2, 4, 8

8 is also a vertical infinity!


"Double the fun, double the thrill, double the coolness" - Julianthewiki

Offline

#9 2013-09-28 12:13:20

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 81,616

Re: Add 1, then post a letter.

9C and a square number too.


In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof.

Offline

Board footer

Powered by FluxBB