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A136137 a(n+1)=sopfr(3a(n)+1), with sopfr=A001414. Finishes with 17 (fixed point). 3
1, 4, 13, 11, 19, 31, 49, 41, 35, 55, 85, 16, 14, 43, 20, 61, 29, 17 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

In the class of recurrence sequences a(n+1)=sopfr(C*a(n)+D), with C=3, D=1.

LINKS

Table of n, a(n) for n=1..18.

FORMULA

a(n+1)=A001414(3*a(n)+1)

MATHEMATICA

See A136136

CROSSREFS

Sequence in context: A160249 A173800 A175174 * A287895 A050223 A301792

Adjacent sequences:  A136134 A136135 A136136 * A136138 A136139 A136140

KEYWORD

fini,nonn

AUTHOR

Carlos Alves, Dec 16 2007

STATUS

approved

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Last modified May 27 11:47 EDT 2022. Contains 354097 sequences. (Running on oeis4.)