Floor(n^2/3).
0, 0, 1, 3, 5, 8, 12, 16, 21, 27, 33, 40, 48, 56, 65, 75, 85, 96, 108, 120, 133, 147, 161
2 seqfan posts
Sun May 20 12:51:11 CEST 2012 [seqfan] Mixture of partitioning and divisibility, formulas?
Fri Oct 29 05:35:16 CEST 2010 [seqfan] Implementing first 500 sequences in Java
Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword
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