

A057544


Maximum cycle length (orbit size) in the rotation permutation of n+2 side polygon triangularizations.


7



1, 1, 2, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31
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OFFSET

0,3


COMMENTS

I.e., in permutations A057161 and A057162 (also A057503 and A057504), the longest cycle among all cycles between the (A014138(n2)+1)th and (A014138(n1))th terms.


LINKS

Table of n, a(n) for n=0..29.


FORMULA

a(0)=1, a(1)=1, a(2)=2, a(n)=n+2.


CROSSREFS

Cf. A057542, A057543, A057545.
Sequence in context: A198547 A120678 A078384 * A039239 A039182 A039135
Adjacent sequences: A057541 A057542 A057543 * A057545 A057546 A057547


KEYWORD

nonn


AUTHOR

Antti Karttunen, Sep 07 2000


STATUS

approved



