29063

Properties

Appears in sequences

• Base-8 palindromes that start with 7.at n=24A043027
• Primes p such that q = 4p^2 + 1 and r = 4q^2 + 1 are also prime.at n=38A122424
• a(n) = prime(n*prime(n)).at n=28A228529
• Lesser of consecutive primes whose average is an oblong number.at n=41A242383
• Smallest of five consecutive primes in arithmetic progression with common difference 90 and equal digit sums.at n=22A253232
• G.f.: Product_{k>=1} (1 + x^(k*(k+1))) / (1 - x^k).at n=34A280423
• a(n) = Sum_{j=1..n} Sum_{k=1..n} phi(n*j*k) / phi(n*k).at n=39A372669
• Prime numbersat n=3161