First differences of A010785.

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =1a(6) =1a(7) =1a(8) =1a(9) =2a(10) =11a(11) =11a(12) =11a(13) =11a(14) =11a(15) =11a(16) =11a(17) =11a(18) =12a(19) =111a(20) =111a(21) =111a(22) =111a(23) =111a(24) =111a(25) =111a(26) =111a(27) =112a(28) =1111a(29) =1111