References to A056126

a(n)=n*(n+17)/2.
0, 9, 19, 30, 42, 55, 69, 84, 100, 117, 135, 154, 174, 195, 217, 240, 264, 289, 315


1 seqfan posts

Fri Mar 12 10:09:44 CET 2010    [seqfan] editing A000217 Triangular numbers (long message)

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