37781

Properties

Appears in sequences

• Sixth term of weak prime sextet: p(m-4)-p(m-5) < p(m-3)-p(m-4) < p(m-2)-p(m-3) < p(m-1)-p(m-2) < p(m)-p(m-1).at n=13A054833
• Non-adding primes: next term is smallest prime not the sum of any primes so far.at n=20A060341
• Positions of zero in the infinite audioactive word, A088205, which shifts left under "Look and Say" method A, starting with a(1)=0.at n=31A088206
• Lower twin primes with lower twin prime index.at n=25A088460
• Primes which are the sum of the first k nonprimes for some k >= 2.at n=27A128927
• Primes p such that continued fraction of (1 + sqrt(p))/2 has period 11: primes in A146335.at n=38A146356
• Number of n X 7 0..1 arrays with no element unequal to a strict majority of its horizontal, diagonal and antidiagonal neighbors and with new values introduced in order 0 sequentially upwards.at n=4A281714
• T(n,k)=Number of nXk 0..1 arrays with no element unequal to a strict majority of its horizontal, diagonal and antidiagonal neighbors and with new values introduced in order 0 sequentially upwards.at n=59A281715
• Number of 5Xn 0..1 arrays with no element unequal to a strict majority of its horizontal, diagonal and antidiagonal neighbors and with new values introduced in order 0 sequentially upwards.at n=6A281719
• Primes of the form 6k - 1 at the end of first-occurrence gaps in A334543.at n=15A334545
• Primes in A338529/2.at n=20A338533
• a(n) is the first prime p such that the sum of 2*n consecutive primes starting at p is (q-1)*q where q is prime, or 0 if there is no such p.at n=13A338990
• Primes having Fibonacci prime gaps to both neighbor primes.at n=8A353135
• Prime numbersat n=3996