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A126298 Fixed points of the permutation A125987/A125988. 5
0, 1, 2, 3, 4, 8, 9, 22, 23, 47, 64, 65, 86, 162, 196, 197, 259, 443, 501, 625, 626, 1205, 1743, 2055, 2056, 2707, 5334, 6917, 6918, 7540, 22372, 23713, 23714, 62571, 64277, 82499, 82500, 109605, 253759, 290511, 290512, 579423, 621466, 653479 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

COMMENTS

Those i, for which A125987(i)=i, or equivalently A125985(A125985(i))=i. A126299 shows the same fixed points using factorial code as employed in Vaillé's paper.

LINKS

A. Karttunen, Table of n, a(n) for n = 0..79

J. Vaillé, Une Bijection Explicative de Plusieurs Propriétés Remarquables des Ponts, European J. Combin. 18 (1997), no. 1, 117-124.

CROSSREFS

Superset of A126300.

Sequence in context: A304521 A026489 A126312 * A175404 A292113 A082224

Adjacent sequences:  A126295 A126296 A126297 * A126299 A126300 A126301

KEYWORD

nonn

AUTHOR

Antti Karttunen, Jan 02 2007

STATUS

approved

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Last modified April 23 10:57 EDT 2021. Contains 343204 sequences. (Running on oeis4.)