A265143 Least positive integer n having only the digits 0 or 1 in base 3, such that the product with A263488(n) also has only digits 0 or 1 in base 3.
1, 1, 1, 4, 1, 1, 1, 1, 13, 4, 37, 13, 1, 1, 1, 1, 31, 1, 1, 1, 1, 40, 13, 118, 4, 4, 4, 37, 109, 4, 10, 13, 10, 40, 1, 1, 1, 1, 4, 1, 1, 1, 1, 31, 10, 31, 2548, 6898, 1, 1, 1, 1, 256, 1, 1, 1, 1, 121, 40, 1081, 13, 13, 1081, 118, 352, 112, 121, 4, 37, 13, 4, 4, 4, 1054, 13, 37, 27004, 109, 325, 4, 26500, 4, 280, 7546, 121, 10, 10, 31, 13, 271
Offset: 1
Links
- Jeffrey Shallit, Table of n, a(n) for n = 1..399
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