a(n) is the smallest number k for which the symmetric representation of sigma for k, SRS(k), has n parts and each i-th part up to the diagonal is unimodal of width i.
A392097
a(n) is the smallest number k for which the symmetric representation of sigma for k, SRS(k), has n parts and each i-th part up to the diagonal is unimodal of width i.
Terms
- a(0) =1a(1) =3a(2) =15a(3) =75a(4) =1225a(5) =1275a(6) =2145a(7) =43125
External references
- oeis: A392097