78910111213
domain: N
Appears in sequences
- Smallest prime formed by concatenating n consecutive increasing numbers, or 0 if no such prime exists.at n=6A052077
- Concatenation of n numbers starting with n.at n=6A077309
- Beginning with 7, concatenation of n successive numbers such that every partial concatenation is a prime.at n=6A110718
- Smallest prime which is the concatenation of 2 or more consecutive numbers starting with n, or -1 if no such prime exists.at n=5A140793
- Primes in A077309.at n=2A286706
- Prime numbers in order of occurrence as substrings in the concatenation of natural numbers 123456789101112....at n=22A383790