381150

Appears in sequences

• Vassiliev invariant of fourth order for the torus knots.at n=27A180324
• Numbers that are product of a second hexagonal number (A014105) and a square pyramidal numbers (A000330) in at least two ways.at n=26A306122
• a(n) is the least number k such that A349497(k) = n, or -1 if no such k exists.at n=31A349498