546121
domain: N
Appears in sequences
- a(n) = prime^2 and digits of prime do not appear in a(n).at n=27A030088
- Squares of A006450: a(n) = prime(prime(n))^2.at n=31A092769
- "Binary prime squares": squares whose binary expansions, read as decimal expansions, are primes.at n=26A108324
- Largest k > 1 such that (sum of digits of k^n)*(sum of digits of k^(n+1)) = k, or 0 if no such k exists.at n=25A130181
- Squares which are anagrams of cubes.at n=30A161860
- Prime powers p^k with even exponents k > 0 such that (1 + p^k)/2 is prime.at n=33A192618
- Number of nX4 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 0 1 and 0 1 0 vertically.at n=7A207422
- Numbers k such that 4^k + 19 is prime.at n=13A253774
- Square numbers in A070552.at n=26A263951
- Numbers whose base-3 representation is a square when read in base 10.at n=48A267763