References to A005228

Sequence and first differences (A030124) together include all positive numbers exactly once.
1, 3, 7, 12, 18, 26, 35, 45, 56, 69, 83, 98, 114, 131, 150, 170, 191, 213, 236, 260, 285


1 seqfan posts

Sat Jan 17 21:14:44 CET 2009    [seqfan] Re: help needed in editing A139123

Index of A-numbers in seqfan: by ascending order    by month    by frequency    by keyword
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