Positions of records in A188170.

Terms

a(0) =1a(1) =3a(2) =27a(3) =99a(4) =297a(5) =891a(6) =1683a(7) =5049a(8) =15147a(9) =31977a(10) =95931a(11) =225225a(12) =287793a(13) =675675a(14) =1091475a(15) =1576575a(16) =2027025a(17) =2297295a(18) =3828825a(19) =6185025a(20) =11486475a(21) =18555075a(22) =26801775a(23) =34459425a(24) =43648605a(25) =72747675a(26) =117515475a(27) =218243025a(28) =352546425a(29) =509233725