1,2
Suggested by a question from Eric Angelini.
See the Sequence Fans Mailing List link and also the Angelini link for further information.
It is not clear to me which of these entries have been proved to be optimal! - N. J. A. Sloane, Sep 07 2009
Eric Angelini, Vers de Vverres (Galss worms)
Sequence Fans Mailing List, Discussion about Glass Worms
Cf. A151987.
Sequence in context: A061465 A126022 A049983 this_sequence A101472 A087160 A107427
Adjacent sequences: A151983 A151984 A151985 this_sequence A151987 A151988 A151989
nonn,more
Jacques Tramu (jacques.tramu(AT)echolalie.com), Mar 09 2009
a(11) corrected by Joseph Myers, Sep 07 2009
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