1,3
Cf. A107632, A107633.
Sequence in context: A079088 A161661 A115158 this_sequence A060659 A063199 A062355
Adjacent sequences: A107631 A107632 A107633 this_sequence A107635 A107636 A107637
nonn
Sven Simon (sven-h.simon(AT)t-online.de), May 18 2005
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