426841

Properties

Appears in sequences

• Number of permutations satisfying -k <= p(i)-i <= r and p(i)-i not in I, i=1..n, with k=1, r=4, I={1,2}.at n=34A079972
• Diagonal sums of number triangle A184883.at n=17A184884
• Prime-indexed primes that are the average of the preceding and following prime-indexed primes.at n=23A391116
• Prime numbersat n=35911