This site is supported by donations to The OEIS Foundation.



(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A218859 A218858/4. 3


%S 0,0,1,3,0,4,0,5,0,4,0,7,0,6,0,8,0,8,0,9,0,6,0,9,0,16,0,8,0,12,0,11,0,

%T 8,0,18,0,16,0,12,0,18,0,15,0,14,0,15,0,10,0,14,0,18,0,28,0,16,0,19,0,

%U 22,0,14,0,34,0,23,0,20,0,19,0,22,0,18,0,16,0

%N A218858/4.

%C Essentially the number of first-quadrant Gaussian primes at taxicab distance n.

%H T. D. Noe, <a href="/A218859/b218859.txt">Table of n, a(n) for n = 0..10000</a>

%H T. D. Noe, <a href="/A218859/a218859.png">Linear plot</a>

%Y Cf. A222593 (first-quadrant Gaussian primes).

%K nonn

%O 0,4

%A _T. D. Noe_, Nov 12 2012

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified October 15 20:04 EDT 2019. Contains 328037 sequences. (Running on oeis4.)