Bell number (Q816063)
integer sequence counting the possible partitions of a set
Language:
Current Data About Bell number
(P31) (Q24034552)

(P138) (Q548140)

(P279) (Q21199)

(P910) (Q20715813)
(P143)

(P2534) 30\times 1=2\times 15=3\times 10=5\times 6=2\times 3\times 5
(P143)

(P6104) (Q8487137)

other details
description integer sequence counting the possible partitions of a set

External Links
(P646) /m/01ck8p
(P829) A000110
(P2812) BellNumber
(P6366) 174710074
(P9621) numeri-di-bell