Least k such that A352483(k) = n, or -1 if no such k exists.

Terms

a(0) =3a(1) =9a(2) =5a(3) =204a(4) =7a(5) =876a(6) =20a(7) =140a(8) =11a(9) =492a(10) =13a(11) =776a(12) =32a(13) =904a(14) =17a(15) =441a(16) =19a(17) =23364a(18) =44a(19) =2178a(20) =23a(21) =25a(22) =27a(23) =1544a(24) =216a(25) =3756a(26) =29a(27) =460a(28) =31a(29) =1928