Will a prime number ever appear in this series?
9
98
987
9876
98765
987654
9876543
98765432
987654321
9876543210
98765432109
987654321098
9876543210987
…
Will a prime number ever appear in this series?
9
98
987
9876
98765
987654
9876543
98765432
987654321
9876543210
98765432109
987654321098
9876543210987
…