444444444443
domain: N
Appears in sequences
- Smallest prime containing exactly n 4's.at n=11A037061
- Smallest prime beginning with exactly n 4's.at n=11A065587
- Primes arising in A087604, or 0 if A087604(n) = 0.at n=10A087609
- Primes of the form identical digits followed by a 3.at n=25A090146
- Primes of the form 40*R_k + 3, where R_k is the repunit (A002275) of length k.at n=5A093163
- Primes of form repdigit - 1. Primes whose sum of divisors is a decimal repdigit.at n=13A096843
- a(n) is the largest prime before A002278(n).at n=11A099664
- Near-repdigit primes with at least two 4's as the repeated digit.at n=10A105980
- Primes such that the outer 2 digits are n and n-1 and all inner digits are 4, where 0 < n < 9.at n=9A108831
- Smallest prime beginning with exactly n identical digits.at n=10A131316
- a(n) = (4*10^n - 13)/9.at n=11A173770
- Largest n-digit prime with the most digits equal to 4.at n=11A178002