1,7
J. V. Knop et al., On the total number of polyhexes, Match, No. 16 (1984), 119-134.
Cf. A018190, A038143-A038147.
Sequence in context: A073980 A034860 A003691 this_sequence A067444 A092648 A026121
Adjacent sequences: A038143 A038144 A038145 this_sequence A038147 A038148 A038149
nonn
njas
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