A033969 - OEIS

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A033969

Trajectory of 1 under map n->25n+1 if n odd, n->n/2 if n even

1, 26, 13, 326, 163, 4076, 2038, 1019, 25476, 12738, 6369, 159226, 79613, 1990326, 995163, 24879076, 12439538, 6219769, 155494226, 77747113, 1943677826, 971838913, 24295972826, 12147986413

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OFFSET

0,2

LINKS

Table of n, a(n) for n=0..23.

MATHEMATICA

NestList[If[OddQ[#], 25#+1, #/2]&, 1, 30] (* Harvey P. Dale, Sep 10 2024 *)

CROSSREFS

Sequence in context: A033346 A158605 A040653 * A078547 A036168 A005606

Adjacent sequences: A033966 A033967 A033968 * A033970 A033971 A033972

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

STATUS

approved