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Search: id:A136137
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A136137 a(n+1)=sopfr(3a(n)+1), with sopfr=A001414. Finishes with 17 (fixed point). +0
4
1, 4, 13, 11, 19, 31, 49, 41, 35, 55, 85, 16, 14, 43, 20, 61, 29, 17 (list; graph; listen)
OFFSET

1,2

COMMENT

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

FORMULA

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

MATHEMATICA

See A136136

CROSSREFS

Sequence in context: A046738 A095324 A101181 this_sequence A050223 A081738 A043049

Adjacent sequences: A136134 A136135 A136136 this_sequence A136138 A136139 A136140

KEYWORD

fini,nonn

AUTHOR

Carlos Alves (cjsalves(AT)gmail.com), Dec 16 2007

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Last modified July 26 13:41 EDT 2008. Contains 142293 sequences.


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