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A071156
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Apart from the initial term (0), lists all integers whose factorial expansion ends with 1 (i.e., are odd numbers), do not contain a digit zero and each successive digit to the left is at most one greater than the preceding digit.
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13
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0, 1, 3, 5, 9, 11, 15, 17, 23, 33, 35, 39, 41, 47, 57, 59, 63, 65, 71, 87, 89, 95, 119, 153, 155, 159, 161, 167, 177, 179, 183, 185, 191, 207, 209, 215, 239, 273, 275, 279, 281, 287, 297, 299, 303, 305, 311, 327, 329, 335, 359, 417, 419, 423, 425, 431, 447, 449
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OFFSET
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0,3
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COMMENTS
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0 is included by considering it to have the empty string as its factorial base representation. - Franklin T. Adams-Watters, Jun 28 2006
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LINKS
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CROSSREFS
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The beginning of this sequence expanded in the factorial number system: A071158. Inverse function: A085199. First differences: A085191.
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KEYWORD
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base,nonn,tabf
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AUTHOR
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STATUS
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approved
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