Numbers of the form n = x^2-2y^2 with integers x, y.
1, 2, 4, 7, 8, 9, 14, 16, 17, 18, 23, 25, 28, 31, 32, 34, 36, 41, 46, 47, 49, 50, 56, 62, 63
4 seqfan posts
Tue Jun 30 15:15:05 CEST 2009 [seqfan] Re: square + n = triangle
Tue Jan 20 00:15:53 CET 2009 [seqfan] Re: How to generate A000047?
Mon Jan 19 19:43:40 CET 2009 [seqfan] Re: How to generate A000047?
Mon Jan 19 19:43:40 CET 2009 [seqfan] Re: How to generate A000047?
Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword
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