4122495

Appears in sequences

• Smaller of two consecutive numbers with the same prime signature not occurring earlier.at n=27A085929
• a(n) is the total number of down steps between the (n-1)-th and n-th up steps in all 2-Dyck paths of length 3*n. A 2-Dyck path is a nonnegative path with steps (1, 2), (1, -1) that starts and ends at y = 0.at n=10A334976
• a(n) is the least number k such that A349258(k) = A349258(k+1) = n.at n=9A349261
• Numbers k such that k and k + 1 each have 10 prime divisors, counted with multiplicity.at n=1A369897