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A066125
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In base 2, four 'Reverse and Add' steps are needed to reach a palindrome.
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0
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19, 25, 71, 83, 101, 111, 113, 123, 271, 283, 295, 307, 319, 331, 333, 335, 355, 357, 359, 379, 395, 397, 409, 415, 419, 421, 431, 433, 439, 445, 457, 461, 463, 475, 481, 485, 487, 491, 499, 505, 571, 627, 825, 881, 911, 967, 1055, 1079, 1083, 1103, 1127
(list; graph; refs; listen; history; internal format)
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