37473

Appears in sequences

• Number of partitions into non-integral powers.at n=21A000135
• Octal palindromes which are also primes.at n=42A006341
• Numbers k such that 3*R_k + 40 is prime, where R_k = 11...1 is the repunit (A002275) of length k.at n=20A256606
• Triangle read by rows: T(n, k) = n! * 4^k * hypergeom([-k], [-n], 1/4).at n=19A375613