References to A031149

Numbers n such that n^2 with last digit deleted is still a perfect square.
0, 1, 2, 3, 4, 7, 13, 16, 19, 38, 57, 136, 253, 487, 604, 721, 1442, 2163, 5164, 9607

1 seqfan posts

Mon Jan 16 22:02:45 CET 2012    [seqfan] A mis-match on indices.
Index of A-numbers in seqfan: by ascending order    by month    by frequency    by keyword
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