a(n) = corresponding product of parts in A110380.

Terms

a(0) =1a(1) =11a(2) =11a(3) =111a(4) =1221a(5) =1221a(6) =12221a(7) =123321a(8) =1356531a(9) =1356531a(10) =13566531a(11) =135787531a(12) =1370219631a(13) =15072415941a(14) =15072415941a(15) =150725515941