The SUPER Discussion Forum

Systematic Undertaking to find Picture-Perfect Numbers

Join us in the exciting search for the elusive picture-perfect numbers!

Statement of Purpose and Introduction

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Jo, Tue Nov 6 19:17



my favorite page searchABC fast search, Mon Apr 24 16:18



Gigantic Andersen primes and doubly ppn'sJens Kruse Andersen, Fri Jan 7 14:37



PPN Paper to be PublishedJo, Thu Sep 9 13:07



test messageTamara, Wed Mar 3 13:12



ppn puzzles at www.primepuzzles.netJens Kruse Andersen, Sat Sep 7 12:50



rec. math articlesJo., Wed Jul 10 08:19



Quote of the DayJo., Fri Jul 5 12:15



The Anti-Perfect NumbersJo., Fri Jul 5 01:11



Speaking of the OEIS....Jo., Tue Jul 2 22:44



A Theorem on PPN Semi-primes.Jo., Sat Jun 29 02:28



Extension of Ganson's third problemJo., Fri Jun 28 23:39



10714 digit secret message Andersen prime.Mark Ganson, Fri Jun 28 05:26



953751 Andersen ppn's with at most 41 digitsJens Kruse Andersen, Wed Jun 26 16:40



secret message primeMark Ganson, Fri Jun 21 06:01



ppn puzzlesMark Ganson, Thu Jun 20 16:43



primo put to work on 140*10^5248+1089Mark Ganson, Tue Jun 18 17:20



Status of 10^12 searchJo., Mon Jun 17 14:08



Andersen's Theorem applied to 10311Mark Ganson, Mon Jun 17 13:04



More general ppn-generating theoremJens Kruse Andersen, Sat Jun 15 19:36



140 * 10^4712 + 1089 might be primeMark Ganson, Fri Jun 14 16:21



Friday's Speculation on Andersen PrimesJo., Fri Jun 14 13:51



a better form for large primes?Mark Ganson, Thu Jun 13 16:06



13,911 primes verifiedMark Ganson, Wed Jun 12 05:36