5th power of rooted tree enumerator; number of linear forests of 5 rooted trees.

Terms

a(0) =1a(1) =5a(2) =20a(3) =70a(4) =230a(5) =721a(6) =2200a(7) =6575a(8) =19385a(9) =56575a(10) =163952a(11) =472645a(12) =1357550a(13) =3888820a(14) =11119325a(15) =31753269a(16) =90603650a(17) =258401245a(18) =736796675a(19) =2100818555a(20) =5990757124a(21) =17087376630a(22) =48753542665a(23) =139155765455a(24) =397356692275