**Pythagorean primes: primes of form 4n+1.**

*5, 13, 17, 29, 37, 41, 53, 61, 73, 89, 97, 101, 109, 113, 137, 149, 157, 173, 181, 193*

*7 seqfan posts*

*Sun Feb 20 00:02:34 CET 2011* [seqfan] Re: JVP proposes comment on Richard K. Guy's Squarefree numbers congruent to 1 mod 4.

*Thu Sep 9 09:06:43 CEST 2010* [seqfan] Re: Is A002144 identical to "primes in A020882 Ordered hypotenuses (with multiplicity) of primitive Pythagorean triangles?

*Thu Sep 9 08:13:48 CEST 2010* [seqfan] Is A002144 identical to "primes in A020882 Ordered hypotenuses (with multiplicity) of primitive Pythagorean triangles?

*Wed Sep 1 16:19:27 CEST 2010* [seqfan] Re: zig-zag pseudoprimes

*Wed Sep 1 12:54:33 CEST 2010* [seqfan] Re: zig-zag pseudoprimes

*Thu Jul 22 07:31:42 CEST 2010* [seqfan] Re: A127589 Primes of the form 16k+5: prime k(?)

*Fri Nov 20 19:59:18 CET 2009* [seqfan] Re: Generally known (to those who know of such things)

Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword

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