This is as easy as pie... the answer is 6, 5, 3 - the sequence is the digits after the decimal place in pi. 6 5 3 5 8 9 7 9 3 2 3 8 4 6 2 6 4 3 3 8 3 2 7 9 5 0 2 8 8 4 1 9 7 1
6
59 is the next number in this series.
One number does not make a sequence (nor a series).
243
The next number is 1112.
10
59 is the next number in this series.
The next number in the series is 67.
A single number such as 61205041320 does not make a series.
A single number, such as 12848384 does not make a series.
One number does not make a sequence (nor a series).
There is no series of number: just one very large number!
73791170
20
8
243
25
108