Peter
Peter
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Martin Hopf's prime numbers

primes of the form (b^n^2-1)/(b^n-1)
238d ago – Sahaj

CURED

For feedback/discussion/requests of Close/Undelete/Reopen/Edit/Delete for questions and answers on Math SE (for Math Meta stuff go to https://chat.stackexchange.com/rooms/64952). Install Makyen's review-script linked from https://chat.stackexchange.com/transcript/message/54361568 (requires GreaseMonkey or Tampermonkey) to see real-time request status.
1h ago – SmokeDetector
Xander Henderson: 3d ago, 11633 posts (10%)lulu: 13d ago, 54 posts (0%)

HCN +/- 1

All about numbers of the form "highly composite number" + or - 1.
277d ago – Martin Sleziak
39

Everything about Carmichael numbers

Collections and records
277d ago – Martin Sleziak
201

The diagonalization of the cyclotomic

Factorizations of the numbers $\Phi_n(n)$
847d ago – Martin Sleziak
372

Prime number searches and integer fac

Projects about finding special prime numbers , twin primes or integer factorizations
847d ago – Martin Sleziak
224

Egyptian Fraction Expansions

zu Deutsch : Stammbruchentwicklungen
899d ago – Peter
167

Hilbert's hotel

A room for posing problems and for solving problems and also for general and specific discussions about mathematics, philosophy of mathematics, history of mathematics, logic, computational experiments, mathematical education and about some other themes.
1807d ago – Mathphile

The Conjecture Chatroom

Discussions/answers to conjectures (may or may not be original)
1989d ago – Mathphile
102
2210d ago – Peter
31
2263d ago – pantareis
4
2522d ago – Right
76

combi

combinatorical problem
3573d ago – Somnath Rakshit
22