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A339133 a(n) = A339107(n)*A339107(n+1)/(A339107(n)+A339107(n+1)) 2
2, 4, 8, 6, 7, 24, 14, 12, 20, 21, 10, 6, 8, 24, 15, 16, 30, 12, 14, 48, 12, 10, 28, 60, 56, 45, 8, 6, 12, 20, 30, 54, 60, 36, 18, 24, 120, 108, 80, 90, 96, 60, 24, 28, 96, 72, 42, 54, 126, 108, 140, 126, 110, 84, 33, 28, 66, 21, 18, 66, 90, 66, 85, 132, 51, 52, 204, 51, 36, 78, 72, 40, 52, 60, 26 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
This is the ratio of the multiplication and addition of successive terms in A339107. See that sequence for further details.
LINKS
EXAMPLE
a(1) = 2 as A339107(1) = 3 and A339107(2) = 6, and 3*6/(3+6) = 2.
CROSSREFS
Sequence in context: A086354 A014257 A247576 * A246821 A212885 A319078
KEYWORD
nonn
AUTHOR
Scott R. Shannon, Nov 24 2020
STATUS
approved

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Last modified March 28 10:55 EDT 2024. Contains 371241 sequences. (Running on oeis4.)