3,1
Luc Kumps, personal communication.
Cf. A061030 - A061033.
Sequence in context: A052548 A103049 A103016 this_sequence A091424 A092839 A047413
Adjacent sequences: A061029 A061030 A061031 this_sequence A061033 A061034 A061035
nonn
Ed Pegg Jr (ed(AT)mathpuzzle.com), May 25 2001
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