A Chebyshev transform of A057083.

Terms

a(0) =1a(1) =3a(2) =5a(3) =3a(4) =-8a(5) =-27a(6) =-37a(7) =-3a(8) =103a(9) =240a(10) =233a(11) =-189a(12) =-1115a(13) =-1941a(14) =-1048a(15) =3405a(16) =10747a(17) =14013a(18) =-433a(19) =-42528a(20) =-94127a(21) =-85053a(22) =88325a(23) =450387a(24) =748504a(25) =343605a(26) =-1448869a(27) =-4269507a(28) =-5281865a(29) =811728