Numbers m such that abs(K(m+1) - K(m)) = 1, where K(m) = A002034(m) is the Kempner function.

Terms

a(0) =1a(1) =2a(2) =3a(3) =4a(4) =9a(5) =15a(6) =35a(7) =63a(8) =99a(9) =175a(10) =195a(11) =483a(12) =1443a(13) =2057a(14) =2115a(15) =2299a(16) =3363a(17) =3843a(18) =5082a(19) =5475a(20) =6723a(21) =7865a(22) =11235a(23) =11913a(24) =12005a(25) =22747a(26) =24963a(27) =26978a(28) =27555a(29) =31683