129001

Properties

Appears in sequences

• Fourth term of weak prime septet: p(m-2)-p(m-3) < p(m-1)-p(m-2) < p(m)-p(m-1) < p(m+1)-p(m) < p(m+2)-p(m+1) < p(m+3)-p(m+2).at n=5A054837
• Fifth term of weak prime septet: p(m-3)-p(m-4) < p(m-2)-p(m-3) < p(m-1)-p(m-2) < p(m)-p(m-1) < p(m+1)-p(m) < p(m+2)-p(m+1).at n=4A054838
• Triangle read by rows in which the n-th row contains the least set of n successive primes whose successive difference forms an arithmetic progression with common difference 2, (successive even numbers).at n=32A094749
• Primes of the form 1000*k + 1.at n=32A156655
• Coefficient of x in the reduction of the polynomial x^(2*n) + x^n + 1 by x^3 -> x + 1.at n=23A192813
• Number of length 4+3 0..n arrays with every four consecutive terms having the sum of some three elements equal to three times the fourth.at n=23A248541
• Prime numbersat n=12077