Odd bisection of A283983; square root of the largest square dividing A277324.

Terms

a(0) =1a(1) =1a(2) =3a(3) =1a(4) =3a(5) =3a(6) =15a(7) =1a(8) =3a(9) =15a(10) =45a(11) =15a(12) =15a(13) =15a(14) =105a(15) =1a(16) =3a(17) =105a(18) =225a(19) =525a(20) =1575a(21) =1125a(22) =1575a(23) =105a(24) =105a(25) =525a(26) =1575a(27) =525a(28) =105a(29) =105