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A346129
Numbers m such that no self-avoiding walk that can make turns from the set +-Pi/9, +-Pi/3, +-5*Pi/9, +-7*Pi/9, of length m + 1 fits into the smallest circle that can enclose a walk of length m.
1
1, 2, 4, 5, 6, 8, 9, 11, 12, 13, 14, 16, 17, 18, 19, 20, 21, 23, 24, 25, 26, 27, 28, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 41
OFFSET
1,2
COMMENTS
Although closed walks (see A316199) would be allowed, no closed walk that fits into a smaller enclosing circle than any open walk of the same length is known.
EXAMPLE
See link for illustrations of terms corresponding to diameters D < 3.50.
CROSSREFS
Cf. A346123-A346132 similar to this sequence with other sets of turning angles.
Sequence in context: A324639 A171599 A328594 * A366160 A288174 A280998
KEYWORD
nonn,walk,more
AUTHOR
Hugo Pfoertner and Markus Sigg, Aug 01 2021
STATUS
approved