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A119538 Fixed point of the morphism a -> {a, a + 1, 2a + 2} beginning with 0. +0
1
0, 1, 2, 1, 2, 4, 2, 3, 6, 1, 2, 4, 2, 3, 6, 4, 5, 10, 2, 3, 6, 3, 4, 8, 6, 7, 14, 1, 2, 4, 2, 3, 6, 4, 5, 10, 2, 3, 6, 3, 4, 8, 6, 7, 14, 4, 5, 10, 5, 6, 12, 10, 11, 22, 2, 3, 6, 3, 4, 8, 6, 7, 14, 3, 4, 8, 4, 5, 10, 8, 9, 18, 6, 7, 14, 7, 8, 16, 14, 15, 30, 1, 2, 4, 2, 3, 6, 4, 5, 10, 2, 3, 6, 3, 4, 8 (list; graph; listen)
OFFSET

1,3

MATHEMATICA

Nest[Flatten[ #1 /. a_Integer -> {a, a + 1, 2a + 2}] &, {0}, 5]

CROSSREFS

Cf. A000120.

Sequence in context: A114929 A058573 A117268 this_sequence A068309 A099470 A099254

Adjacent sequences: A119535 A119536 A119537 this_sequence A119539 A119540 A119541

KEYWORD

nonn

AUTHOR

Robert G. Wilson v (rgwv(AT)rgwv.com), Jul 27 2006

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Last modified August 29 17:54 EDT 2008. Contains 143238 sequences.


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