Triangle read by rows: Distinct classifications of N elements containing exactly R binary partitions
1, 0, 1, 0, 0, 1, 0, 0, 1, 2, 0, 0, 0, 3, 3, 0, 0, 0, 3, 17, 6, 0, 0, 0, 1, 36, 74, 11, 0, 0, 0, 1
6 seqfan posts
Sat Jan 16 20:28:11 CET 2010 [seqfan] Some more new sequences
Sat Jan 2 11:32:44 CET 2010 [seqfan] Correction to extension of A005646: A(11)=5236991
Sat Jan 2 00:13:16 CET 2010 [seqfan] A005646 triangle (A171872) now linked to A039754
Thu Dec 31 07:02:30 CET 2009 [seqfan] Re: A005646(11)=5236990, and triangle now linked to A039754
Thu Dec 31 06:24:21 CET 2009 [seqfan] A005646(11)=5236990, and triangle now linked to A039754
Wed Dec 30 20:02:07 CET 2009 [seqfan] Interim database of my new sequence related work, and index of existing material
Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword
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