75 is carréphylic - approach of √75=5√3 ~ 8.6602540378

Subsequent approximations of √75 - the position of a fraction indicates whether it is over or under the root-value.
1012345678917262252512773033293553814074334598921351117001305114402157531710418455198062115722508238594636770226608175...
01111111111232629323538414447505310315613511507166318191975213122872443259927555354810970226...

Diophantine equation:s2-75p2 = 1
d = distance to nearest square N2:-6
Smallest non-trivial s:(2*81-6)/6rational: 26actual: 26⇒ F=52
Smallest non-trivial p:2*9/6rational: 3actual: 3⇒ primus foldage=3
v-value tq-blocks:92-75*12:+6
Number of series:12

Cross multiplying the red-green pairs renders subsequent solutions of the diophantine equation.
s126135170226...
p031568109...

In the numerator:U(1,26)52=1/2*U(2,52)52-half the secundus of 52.
In the denominator:U(0,3)52=3*U(0,1)52-the 3-fold primus of 52.
as well as ...
In the numerator:U(0,225)52=225*U(0,1)52-the 75*3-fold primus of 52.
In the denominator:U(1,26)52=1/2*U(2,52)52-half the secundus of 52.
and ...
In the numerator:U(9,9)52=9*U(1,1)52-the 9-fold tertius of 52.
In the denominator:U(-1,1)52=-the quartus of 52.


23567810111213141517181920212223242627282930
31323334353738394041424344454647485051525354555657
58596061626365666768697071727374757677787980828384
858687888990919293949596979899101102103104105106107108109110