A063046 - OEIS

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A063046

Length of non-periodic head in Collatz-2 (A063041) trajectory starting at n.

2

6, 5, 7, 10, 6, 5, 8, 5, 11, 11, 7, 8, 6, 11, 9, 28, 5, 10, 12, 6, 12, 17, 8, 11, 9, 6, 7, 15, 12, 16, 10, 12, 29, 6, 5, 25, 11, 9, 13, 21, 7, 11, 13, 12, 18

(list; graph; refs; listen; history; text; internal format)

OFFSET

2,1

LINKS

Table of n, a(n) for n=2..46.

EXAMPLE

a(3) = 5 (see A063042), a(17) = 28 (see A063043), a(29) = 15 (see A063044)

CROSSREFS

Cf. A063041, A063042, A063043, A063044.

Sequence in context: A021156 A182448 A179591 * A104909 A266077 A019167

Adjacent sequences: A063043 A063044 A063045 * A063047 A063048 A063049

KEYWORD

nonn,more

AUTHOR

Reinhard Zumkeller, Jul 07 2001

EXTENSIONS

a(14) corrected by Sean A. Irvine, Apr 16 2023

STATUS

approved