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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, 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
1,4
COMMENTS
The sequence A263488 are those n that can be written as the quotient of two elements of A005836. The two corresponding elements of A005836 for A263488(i) are therefore A265143(i)*A263488(i) and A265143(i).
LINKS
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Jeffrey Shallit, Dec 02 2015
STATUS
approved