Number of ways of placing n labeled balls into n unlabeled (but7-colored) boxes.

A144263

Number of ways of placing n labeled balls into n unlabeled (but7-colored) boxes.

Terms

    a(0) =1a(1) =7a(2) =56a(3) =497a(4) =4809a(5) =50134a(6) =558215a(7) =6593839a(8) =82187658a(9) =1076193867a(10) =14749823893a(11) =210926792244

External references