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A079437
Number of cycles in range [
A014137
(n-1)..
A014138
(n-1)] of permutation
A071661
.
3
1, 1, 2, 3, 6, 16, 36, 83, 190, 448, 1056, 2514, 5872, 13806, 32424, 76609, 181434, 432062, 1032716
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OFFSET
0,3
COMMENTS
I.e. number of orbits to which "Catalan bijections"
A071661
/
A071662
partition each
A000108
(n) Catalan tree structures encoded in
A014486
[
A014137
(n-1)..
A014138
(n-1)].
LINKS
Table of n, a(n) for n=0..18.
Antti Karttunen,
C-program for counting the initial terms of this sequence
CROSSREFS
Occurs in
A073201
as row 13373289. Cf.
A079438
,
A079439
,
A057507
,
A079441
.
Sequence in context:
A030753
A003040
A126317
*
A061220
A184322
A159340
Adjacent sequences:
A079434
A079435
A079436
*
A079438
A079439
A079440
KEYWORD
nonn
,
more
AUTHOR
Antti Karttunen
, Jan 27 2003
STATUS
approved
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Last modified April 17 21:22 EDT 2024. Contains 371767 sequences. (Running on oeis4.)