184511

Properties

Appears in sequences

• Number of connected vertically indecomposable partial lattices on n unlabeled nodes.at n=8A058801
• Prime numbers p of the form 10k+1 for which the quintic polynomial x^5-x-1 modulus p is factorizable into five binomials.at n=35A135842
• Numbers k such that 2^(k-1) == 1 + b*k (mod k^2), where b divides k-1.at n=23A186645
• Numbers k such that 2^(k-1) == 1 + b*k (mod k^2), where b divides k - 2^p for some integer p >= 0 and 2^p <= b.at n=55A186884
• Prime numbersat n=16704