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A115428
Numbers n such that the concatenation of n with n+5 gives a square.
+0
20
1, 4, 20, 31, 14564, 38239, 69919, 120395, 426436, 902596, 7478020, 9090220, 6671332084, 8114264059, 8482227259, 9900250996, 2244338786836, 2490577152964, 2509440638591, 2769448208395, 7012067592220
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Maintained by
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Last modified December 8 08:31 EST 2009. Contains 170430 sequences.
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