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A036715 a(n)=number of Gaussian integers z=a+bi satisfying |z|<=n+1/2, a>=0, 0<=b<=a. 0
1, 3, 5, 8, 13, 17, 23, 29, 36, 45, 53, 63, 72, 84, 96, 107, 122, 137, 152, 167, 182, 201, 219, 238, 257, 279, 300, 321, 345, 367, 393, 418, 442, 469, 498, 527, 556, 585, 617, 647, 681, 713, 747, 782, 816, 853, 888, 927, 966, 1006 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..49.

Index entries for Gaussian integers and primes

CROSSREFS

Sequence in context: A289013 A097431 A123929 * A310035 A310036 A265046

Adjacent sequences:  A036712 A036713 A036714 * A036716 A036717 A036718

KEYWORD

nonn

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified March 19 00:02 EDT 2019. Contains 321305 sequences. (Running on oeis4.)