My Math Forum  

Go Back   My Math Forum > Science Forums > Art

Art Art and Architecture Forum - Math in our world, culture, buildings, natural wonders, nature, movies, music

LinkBack Thread Tools Display Modes
February 2nd, 2015, 03:55 AM   #1
Math Team
Joined: Apr 2010

Posts: 2,778
Thanks: 361

combinatorics and digitsum

I figured you might like to see these graphs:
Hoempa is offline  
February 2nd, 2015, 08:19 AM   #2
Global Moderator
CRGreathouse's Avatar
Joined: Nov 2006
From: UTC -5

Posts: 16,046
Thanks: 938

Math Focus: Number theory, computational mathematics, combinatorics, FOM, symbolic logic, TCS, algorithms
Beautiful graph!
CRGreathouse is offline  
June 22nd, 2015, 08:41 AM   #3
Senior Member
Joined: May 2015
From: Varanasi

Posts: 110
Thanks: 5

Math Focus: Calculus
Please help me, what is this plot about?I cannot see much description on the page.I am just curious to know.
manishsqrt is offline  
June 23rd, 2015, 07:50 AM   #4
Math Team
Joined: Apr 2010

Posts: 2,778
Thanks: 361

(It comes from this article:

The plot is about digitsums of positive integers and how often it has occured upto and including that positive integer.
As shown in the example,
"35 is the 4th positive integer having digitsum 8 (the others before are 8, 17 and 26) so a(35) = 4."

Does that help?
Hoempa is offline  

  My Math Forum > Science Forums > Art

combinatorics, digitsum

Thread Tools
Display Modes

Similar Threads
Thread Thread Starter Forum Replies Last Post
Combinatorics sankarshan87 Number Theory 3 July 17th, 2013 02:45 AM
help with combinatorics zengjinlian Advanced Statistics 1 October 6th, 2012 10:24 AM
Combinatorics one usermind Algebra 2 June 4th, 2011 07:33 PM

Copyright © 2019 My Math Forum. All rights reserved.