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A115442
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Numbers whose square is the concatenation of two numbers k and k-2.
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11
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8, 7312, 8991, 32524, 67477, 76568, 4891730, 5108271, 8528094, 71588336, 98999901, 399659933007, 600340066994, 723627738227, 877712329768, 998999999001, 3485626998114, 3787100274614, 6212899725387, 6514373001887
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OFFSET
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1,1
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LINKS
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EXAMPLE
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8083_8081 = 8991^2.
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CROSSREFS
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Cf. A030467, A106497, A115431, A115427, A115438, A115439, A115440, A115441, A115443, A115444, A115445, A115446, A115447.
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KEYWORD
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base,nonn
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AUTHOR
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STATUS
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approved
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