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A088678
Number of polybes.
0
1, 3, 17, 190, 2179, 27678
OFFSET
1,2
LINKS
Eric Weisstein's World of Mathematics, Polybe
CROSSREFS
Sequence in context: A163886 A340881 A163879 * A195067 A158885 A202424
KEYWORD
nonn,more
AUTHOR
Eric W. Weisstein, Oct 04 2003
STATUS
approved