First differences of A035422.

Terms

a(0) =1a(1) =1a(2) =2a(3) =3a(4) =1a(5) =4a(6) =1a(7) =6a(8) =1a(9) =1a(10) =9a(11) =1a(12) =1a(13) =13a(14) =1a(15) =1a(16) =2a(17) =18a(18) =1a(19) =1a(20) =2a(21) =4a(22) =22a(23) =1a(24) =1a(25) =2a(26) =3a(27) =1a(28) =34a(29) =1