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1845 = 3 x 3 x 5 x 41.1845 is a number that can be expressed as the difference of the squares of primes in just one distinct way (A090781).1845 is the number of ways to place three points on a triangular grid of side 7 so that no two of them are adjacent (A238569).1845 is the sum of 11 nonzero 6th powers (A003367).1845 has two representations as a sum of two squares: 1845 = 92 + 422 = 182 + 392.1845 divides 734 - 1.Source: OEIS

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Originally posted on Math Online Tom Circle:I came across this review at Amazon in 2007 on how to study Advanced Math on your own. Wonderful advice ! Give yourself 10-15 years, with passion, interest, dedicated commitment, disciplined, you could…

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Originally posted on Math Online Tom Circle:http://www.onlineconversion.com/faq_11.htm

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Prime Numbers: Progress and Pitfalls
Tuesday, November 11, 2014
6:30-7:30 pmMAA Carriage House
Register (beginning October 21)

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Neill recently spent a week pouring out his passion and commitment to children’s comics on his blog. I thought it made remarkable reading. It is indexed on a side panel, or you can get the series from Readlists (a site … Continue reading →

profkeithdevlin tweeted: @profkeithdevlin

Box's Aaron Levie: 'Silicon Valley's libertarian bent can go too far' http://t.co/WTV5I64wNM via @guardian

2014-10-21 14:29:54

ulaulaman tweeted: @ulaulaman

Mexican drug cartels are worse than ISIL http://t.co/aYi4Pd5h1P on @ajam

2014-10-21 14:25:41

profkeithdevlin tweeted: @profkeithdevlin

@fawnpnguyen @fnoschese The ignorant usually make the most noise. His article displays his ignorance in every paragraph.

2014-10-21 14:24:53

profkeithdevlin tweeted: @profkeithdevlin

RT @felipellrocha: @profkeithdevlin I was one such student back at your first MOOC. I am really grateful for your work!

2014-10-21 14:22:34

evelynjlamb tweeted: @evelynjlamb

RT @QuantaMagazine: Happy 100th birthday to Martin Gardner, the greatest “amateur” mathematician of the 20th century. A tribute @sciam: ht…

2014-10-21 14:21:35

fawnpnguyen tweeted: @fawnpnguyen

@profkeithdevlin You should tell this fool who thinks the rest of us are idiots: http://t.co/9TQrMli9DO (link from @fnoschese )

2014-10-21 14:17:03

profkeithdevlin tweeted: @profkeithdevlin

Students in my Math Thinking #MOOC now at the stage of recognizing that there is more to math than getting a right answer. Lot to unlearn.

2014-10-21 14:13:13

ulaulaman tweeted: @ulaulaman

Isaac Asimov Mulls "How Do People Get New Ideas?" http://t.co/3t8vEiWSsM on @techreview

2014-10-21 14:12:33

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