91711

Properties

Appears in sequences

• Primes with all odd digits such that the next four primes also contain all odd digits.at n=13A068832
• Primes p such that p's set of distinct digits is {1,7,9}.at n=31A108384
• G.f.: x/exp( Sum_{n>=1} a(n)*x^n/n ) = Sum_{n>=1} moebius(n)*x^n.at n=20A195589
• Primes p = 1 mod 6 such that all three iterations p=(6p+1) give primes = 1 mod 6.at n=20A210686
• Number of nX5 0..1 arrays with every element unequal to 2, 3, 4 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.at n=5A320361
• Number of nX6 0..1 arrays with every element unequal to 2, 3, 4 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.at n=4A320362
• T(n,k)=Number of nXk 0..1 arrays with every element unequal to 2, 3, 4 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.at n=49A320364
• T(n,k)=Number of nXk 0..1 arrays with every element unequal to 2, 3, 4 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.at n=50A320364
• The self-repeating start values of the iterative sequence A328680.at n=0A330159
• Numbers k such that w(k-2), w(k-1), and w(k) are all odd, where w is A336957.at n=33A338070
• Prime numbersat n=8863