Denominators of reduced coefficients in expansion of e.g.f. for operads for alia algebras.

Terms

a(0) =1a(1) =1a(2) =1a(3) =6a(4) =6a(5) =12a(6) =9a(7) =18a(8) =72a(9) =1296a(10) =1296a(11) =2592a(12) =1944a(13) =3888a(14) =1944a(15) =11664a(16) =93312a(17) =186624a(18) =1679616a(19) =3359232a(20) =3359232a(21) =20155392a(22) =1259712a(23) =2519424a(24) =30233088a(25) =60466176a(26) =60466176a(27) =3265173504a(28) =1632586752a(29) =3265173504