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Journal of Integer Sequences, Vol. 14 (2011), Article 11.3.7 |
Abstract:
(Concerned with sequences A000032 A000045 A001076 A001654 A001906 A010048 A034801 A034802 A047946 A083564 A092521 A156085.)
Received October 19 2010; revised version received March 9 2011. Published in Journal of Integer Sequences, March 26 2011.