

A105956


Integers are written in the form abcd...n where "a" means "At position a in this integer there is a digit b"; "b" means: "at position b there is a digit c"; "c" means: "at position c there is a digit d"; ... and "n" means: "at position n there is a digit a".


0



1, 11, 21, 22, 111, 222, 231, 333, 1111, 2121, 2222, 2323, 2341, 3333, 4141, 4343, 4444, 11111, 22222, 23451, 33333, 44444, 55555, 111111, 212121, 222222, 231231, 232323, 234234, 234561, 252525, 261261, 333333, 414141, 434343
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