Odd numbers in (3,2)-Pascal triangle A029618.

Terms

a(0) =1a(1) =3a(2) =3a(3) =5a(4) =3a(5) =7a(6) =3a(7) =11a(8) =15a(9) =9a(10) =3a(11) =11a(12) =3a(13) =17a(14) =35a(15) =13a(16) =3a(17) =57a(18) =85a(19) =15a(20) =3a(21) =23a(22) =77a(23) =147a(24) =175a(25) =133a(26) =63a(27) =17a(28) =3a(29) =19