One number does not make a sequence (nor a series).
10
57
The number 7 comes next.
mcmlx
The next number is the sequence 236175969, 48, 12 is 236175861.
10
57
11 comes next.
The number 7 comes next.
There is no series of number: just one very large number!
10
mcmlx
It is: 4554
15-30 is next
A single number cannot define a sequence, even less a series.
The next number is the sequence 236175969, 48, 12 is 236175861.
0.01215