login
A331223
a(n) = denominator of squared radius R^2 of the circumcircle of the n-th non-obtuse triangle with integer sides i <= j <= k <= sqrt(i^2 + j^2) in a list of such triangles, the list being sorted by increasing size of R. Numerators are A331222.
3
3, 15, 3, 35, 32, 1, 20, 63, 15, 55, 3, 4, 99, 96, 39, 91, 84, 3, 143, 7, 35, 5, 64, 8, 119, 1, 51, 255, 195, 192, 96, 187, 180, 95, 171, 160, 3135, 255, 5, 63, 3, 3, 247, 15, 15, 231, 132, 55, 207, 1760, 323, 11, 320, 35, 115, 8855, 308, 3, 299, 20
OFFSET
1,1
COMMENTS
See A331222.
EXAMPLE
See A331222.
CROSSREFS
KEYWORD
nonn,frac
AUTHOR
Hugo Pfoertner, Jan 12 2020
STATUS
approved