35081

Properties

Appears in sequences

• a(i) is a square mod a(j), i <> j.at n=28A034903
• Expansion of (1 - x)/(1 - 2*x - x^2 + x^4).at n=13A052967
• Primes p such that the concatenation of p and 29 is a square number: "p 29" = N = m^2.at n=26A168545
• Primes p such that the concatenation p//29 is a squared prime.at n=9A168568
• Primes p such that (p+18), (p+36) and (p+72) are also prime.at n=37A175158
• Cyclops Sophie-Germain primes.at n=21A183058
• Number of (n+1) X 3 0..3 arrays with every 2 X 2 subblock commuting with each of its horizontal and vertical 2 X 2 subblock neighbors.at n=7A186475
• Number of (n+1)X9 0..3 arrays with every 2X2 subblock commuting with each of its horizontal and vertical 2X2 subblock neighbors.at n=1A186481
• T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with every 2X2 subblock commuting with each of its horizontal and vertical 2X2 subblock neighbors.at n=37A186482
• Lesser of twin primes P(k) and P(k+1) such that Sd(P(k)) + Sd(P(k+1)) = Sd(k) + Sd(k+1), where Sd(x) is the sum of digits of x.at n=5A277111
• Lesser of twin primes (A001359) being both half-period primes (A097443).at n=36A347225
• Prime numbersat n=3739