Distinct odd elements in 3-Pascal triangle A028262 (by row).

Terms

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