50134

Appears in sequences

• Number of ways of placing n labeled balls into n unlabeled (but7-colored) boxes.at n=5A144263
• Row 4 of table A162424.at n=35A162427
• Starts of runs of 3 consecutive Lucas-Niven numbers (A351714).at n=14A351716
• Irregular triangle read by rows where T(n,k) is the number of labeled simple graphs with n vertices and exactly k triangles, 0 <= k <= binomial(n,3).at n=52A372170