Number of nonisomorphic proper colorings of partition star graph using five colors.

Terms

a(0) =5a(1) =20a(2) =50a(3) =80a(4) =100a(5) =320a(6) =320a(7) =175a(8) =800a(9) =680a(10) =1280a(11) =1280a(12) =280a(13) =1600a(14) =2720a(15) =3200a(16) =5120a(17) =5120a(18) =5120a(19) =420a(20) =2800a(21) =6800a(22) =4080a(23) =6400a(24) =20480a(25) =10400a(26) =12800a(27) =20480a(28) =20480a(29) =20480