References to A000098

Number of partitions of n if there are two kinds of 1, two kinds of 2 and two kinds of 3.
1, 2, 5, 10, 19, 33, 57, 92, 147, 227, 345, 512, 752, 1083, 1545, 2174, 3031, 4179


2 seqfan posts

Sat Feb 12 12:35:49 CET 2011    [seqfan] Re: about 33826 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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