A236269(n) - A236313(n).

Terms

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