OFFSET
2,3
COMMENTS
a(n) = count(k) of A375336(n, k) for each n >= 2.
Omitting n < 2, which yield no c values that meet the rubric.
EXAMPLE
PROG
(PARI) a(n)=my(d=n^2, t=n, an=0); while(t<=n^3/8, my(b=floor(sqrt(t^2/d)), r=t^2-d*b^2); if (r && r%(b*2+1)==0, an++); t++); an
for(n=2, 100, print(n, " ", a(n)))
CROSSREFS
KEYWORD
nonn
AUTHOR
Charles L. Hohn, Sep 05 2024
STATUS
approved