Number of ways to partition n labeled elements into sets of different sizes of at least 3.

A341283

Number of ways to partition n labeled elements into sets of different sizes of at least 3.

Terms

    a(0) =1a(1) =0a(2) =0a(3) =1a(4) =1a(5) =1a(6) =1a(7) =36a(8) =57a(9) =211a(10) =331a(11) =958a(12) =29228a(13) =64065a(14) =294659a(15) =1232479a(16) =3549717a(17) =11296603a(18) =557617987a(19) =1512758550a(20) =8514685860a(21) =41183585167a(22) =251022906729a(23) =838303110637

External references