Number of hyperforests on n unlabeled nodes, assuming that each edge contains at least two nodes, with all components of prime orders.

A144979

Number of hyperforests on n unlabeled nodes, assuming that each edge contains at least two nodes, with all components of prime orders.

Terms

    a(0) =0a(1) =1a(2) =2a(3) =3a(4) =11a(5) =15a(6) =70a(7) =92a(8) =166a(9) =351a(10) =5061a(11) =5782a(12) =60736a(13) =73183a(14) =135152a(15) =303426a(16) =8507114a(17) =9468630a(18) =119603007a(19) =140712654a(20) =262160102a(21) =593434948a(22) =21042972101a(23) =23146479248a(24) =44736887989a(25) =96738104613a(26) =122459045525

External references