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A076293
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Numbers where the root mean square (RMS) of a(n) and 7 is an integer, i.e. sqrt((a(n)^2+7^2)/2) is an integer.
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3
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1, 7, 17, 23, 49, 103, 137, 287, 601, 799, 1673, 3503, 4657, 9751, 20417, 27143, 56833, 118999, 158201, 331247, 693577, 922063, 1930649, 4042463, 5374177, 11252647, 23561201, 31322999, 65585233
(list; graph; refs; listen; history; internal format)
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