a(n) = A140944(n+1) - 3*A140944(n).

Terms

a(0) =1a(1) =-3a(2) =-1a(3) =5a(4) =-6a(5) =3a(6) =-11a(7) =10a(8) =-12a(9) =-5a(10) =21a(11) =-22a(12) =20a(13) =-24a(14) =11a(15) =-43a(16) =42a(17) =-44a(18) =40a(19) =-48a(20) =-21a(21) =85a(22) =-86a(23) =84a(24) =-88a(25) =80a(26) =-96a(27) =43a(28) =-171a(29) =170