Odd elements (greater than 1) to right of central elements in 3-Pascal triangle A028262.

Terms

a(0) =5a(1) =13a(2) =19a(3) =7a(4) =45a(5) =71a(6) =9a(7) =161a(8) =105a(9) =43a(10) =53a(11) =11a(12) =201a(13) =615a(14) =265a(15) =13a(16) =1617a(17) =341a(18) =89a(19) =3795a(20) =2497a(21) =1221a(22) =103a(23) =15a(24) =8151a(25) =1651a(26) =533a(27) =14443a(28) =5369a(29) =651