Numbers k such that k mod (2, 3, 4, ... , i+1) = (d_i, d_i-1, ..., d_1), where d_1, d_2, ..., d_i are the digits of k, with MSD(k) = d_1 and LSD(k) = d_i.

A319599

Numbers k such that k mod (2, 3, 4, ... , i+1) = (d_i, d_i-1, ..., d_1), where d_1, d_2, ..., d_i are the digits of k, with MSD(k) = d_1 and LSD(k) = d_i.

Terms

    a(0) =0a(1) =1a(2) =10a(3) =20a(4) =1101a(5) =1121a(6) =11311a(7) =31101a(8) =40210a(9) =340210a(10) =4620020a(11) =5431101a(12) =7211311a(13) =12040210a(14) =24120020a(15) =151651121a(16) =165631101a(17) =1135531101a(18) =8084220020a(19) =9117311311a(20) =894105331101

External references