CONTINUANT transform of A002487: 1, 1, 2, 1, 3, 2, ...

Terms

a(0) =1a(1) =2a(2) =5a(3) =7a(4) =26a(5) =59a(6) =203a(7) =262a(8) =1251a(9) =4015a(10) =21326a(11) =46667a(12) =254661a(13) =810650a(14) =3497261a(15) =4307911a(16) =25036816a(17) =104455175a(18) =756223041a(19) =2373124298a(20) =19741217425a(21) =101079211423a(22) =727295697386