

A121760


In decimal number system, take negative power of 10 at odd digits of n. Sequence gives numerators of result.


2



1, 2, 3, 4, 5, 6, 7, 8, 9, 1, 11, 21, 31, 41, 51, 61, 71, 81, 91, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 3, 13, 23, 33, 43, 53, 63, 73, 83, 93, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 1, 3, 5, 7, 9, 11, 13, 15, 17, 19, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 7, 17, 27, 37, 47, 57, 67
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