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A088041
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Smallest k such that k^4 - 1 is divisible by an n-th power, k > 1.
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1
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2, 3, 3, 3, 7, 15, 31, 63, 127, 255, 511, 1023, 2047, 4095, 8191, 16383, 32767, 65535, 131071, 262143, 524287, 1048575, 2097151, 4194303, 8388607, 16777215, 33554431, 67108863, 134217727, 268435455, 536870911, 1073741823, 2147483647
(list; graph; refs; listen; history; internal format)
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