1,1

Mark A. Herkommer, "Number Theory, A Programmer's Guide," McGraw-Hill, New York, 1999, page 269.

Table of n, a(n) for n=1..5.

Index entries for Gaussian integers and primes

Index entries for sequences related to numbers of primes in various ranges

c=0; Do[ If[ PrimeQ[ j + k*I, GaussianIntegers -> True], c++ ], {j, 0, 10^n-1}, {k, 0, j} ]; c

Sequence in context: A117812 A034941 A199227 * A196465 A177598 A116094

Adjacent sequences: A055680 A055681 A055682 * A055684 A055685 A055686

nonn

Robert G. Wilson v, Jun 09 2000

approved