Least k such that the decimal representation of k*n contains only 1's and 0's.
1, 5, 37, 25, 2, 185, 143, 125, 12345679, 1, 1, 925, 77, 715, 74, 625, 653, 61728395
3 seqfan posts
Mon Jan 9 23:46:27 CET 2012 [seqfan] Re: A051264 == A050278 ?
Mon Jan 9 22:40:59 CET 2012 [seqfan] Re: A051264 == A050278 ?
Mon Jan 9 21:49:32 CET 2012 [seqfan] Re: A051264 == A050278 ?
Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword
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