Absolute difference between n and its 9's complement.
9, 7, 5, 3, 1, 1, 3, 5, 7, 9, 79, 77, 75, 73, 71, 69, 67, 65, 63, 61, 59, 57, 55, 53, 51, 49
2 seqfan posts
Fri Aug 13 22:47:47 CEST 2010 [seqfan] Re: Run Superseeker on existing sequence?
Fri Aug 13 22:30:12 CEST 2010 [seqfan] Re: Run Superseeker on existing sequence?
Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword
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