A036696 a(n)=number of Gaussian integers z=a+bi satisfying n-1<|z|<=n, b>=0.

1, 3, 5, 9, 11, 17, 17, 19, 25, 29, 33, 31, 33, 45, 43, 49, 45, 53, 55, 61, 65, 59, 73, 69, 71, 85, 81, 85, 83, 89, 97, 91, 105, 101, 109, 115, 101, 121, 111, 133, 125, 119, 133, 133, 145, 143, 133, 149, 147, 157, 161, 165, 163, 157, 169

Offset

0,2

Links

Table of n, a(n) for n=0..54.

Index entries for Gaussian integers and primes

Crossrefs

Sequence in context: A072391 A310038 A372051 * A111039 A114512 A118113

Adjacent sequences: A036693 A036694 A036695 * A036697 A036698 A036699

Keyword

nonn

Author

Clark Kimberling

Status

approved