20-digit generator description

The application helps you keep your brain stretched and developed, attentiveness - improved.
It provides you with N-digit number, where the following task is to count amount of sequences of two or more digits, which asked sum in total.
For instance, we have 197840665 number. How many sums of 16 do we have here? Answer is 2. Because:
9 + 7 = 16,
4 + 0 + 6 + 6 = 16.

Are there other sequences? Download the app and find it out!
P.S. Not for mum to chew for you ĐĄ)