References to A152947

1+(n-2)*(n-1)/2.
1, 1, 2, 4, 7, 11, 16, 22, 29, 37, 46, 56, 67, 79, 92, 106, 121, 137, 154, 172, 191, 211


1 seqfan posts

Mon Nov 30 12:11:24 CET 2009    [seqfan] Sequences with simple recurrence definitions

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