51769

Properties

Appears in sequences

• Positions of remoteness 4 in Beans-Don't-Talk.at n=37A005696
• Numbers whose least quadratic nonresidue (A020649) is 19.at n=19A025027
• Odd numbers n for which 19 is the smallest i (>= 1) with Jacobi symbol J(i,n) getting either a value 0 or -1.at n=31A112078
• Primes p such that (p reversed) +6 is a square.at n=21A167472
• Fibonacci sequence beginning 12, 25.at n=17A186620
• Primes of the form 7n^2 - 3.at n=12A201849
• Primes p such that the maximal length of a nontrivial N(p)-Hensley sequence mod p is less than the value of A124882 for that prime, where N(p) is the least positive quadratic non-residue mod p.at n=24A261405
• Number of (n+1)X(4+1) 0..1 arrays with each row divisible by 3 and each column divisible by 7, read as a binary number with top and left being the most significant bits.at n=6A262913
• T(n,k)=Number of (n+1)X(k+1) 0..1 arrays with each row divisible by 3 and each column divisible by 7, read as a binary number with top and left being the most significant bits.at n=51A262917
• Number of (7+1)X(n+1) 0..1 arrays with each row divisible by 3 and each column divisible by 7, read as a binary number with top and left being the most significant bits.at n=3A262921
• p-INVERT of (1,1,0,0,0,0,...), where p(S) = 1 - S^3 - S^6.at n=20A291407
• Prime numbersat n=5297