|
| |
|
|
A037942
|
|
Numbers of the form x^2+y^2 with x>=0, y>=0, gcd(x,y)=1, with multiplicity.
|
|
1
| |
|
|
1, 2, 5, 10, 13, 17, 25, 26, 29, 34, 37, 41, 50, 53, 58, 61, 65, 65, 73, 74, 82, 85, 85, 89, 97, 101, 106, 109, 113, 122, 125, 130, 130, 137, 145, 145, 146, 149, 157, 169, 170, 170, 173, 178, 181, 185, 185, 193, 194
(list; graph; refs; listen; history; internal format)
|
|
|
|
OFFSET
| 1,2
|
|
|
LINKS
| Eric Weisstein's World of Mathematics, See also
|
|
|
PROG
| (PARI) s=14; v=[]; for(y=0, s, for(x=0, y, if(gcd(x, y)==1, r=x*x+y*y; if(r<=s*s, v=concat(v, r))))); vecsort(v) [From Craig Clapp (craig_clapp(AT)earthlink.net), Apr 30 2010]
|
|
|
CROSSREFS
| If repetitions are deleted, same as A008784.
Sequence in context: A180161 A099261 A103215 * A008784 A020893 A145017
Adjacent sequences: A037939 A037940 A037941 * A037943 A037944 A037945
|
|
|
KEYWORD
| nonn
|
|
|
AUTHOR
| Nissim Broudo (broudo(AT)brain.math.fau.edu)
|
|
|
EXTENSIONS
| Added missing second instance of 85 (6^2+7^2 = 2^2+9^2 = 85) Craig Clapp (craig_clapp(AT)earthlink.net), Apr 30 2010
|
| |
|
|
