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A103369
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Number in the 2-digitaddition sequence at which the eventually periodic part starts.
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3
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1, 4, 37, 4, 89, 89, 1, 89, 37, 1, 4, 89, 1, 89, 16, 16, 89, 37, 1, 20, 89, 89, 1, 20, 89, 16, 89, 1, 89, 37, 1, 1, 37, 89, 89, 89, 37, 58, 37, 16, 89, 42, 89, 1, 89, 89, 37, 89, 1, 89, 16, 89, 89, 89, 89, 37, 37, 58, 37, 89, 37, 16, 89, 89, 37, 89, 89, 1, 16, 1, 89, 89, 58
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,2
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LINKS
| Eric Weisstein's World of Mathematics, Digitaddition
Reinhard Zumkeller, Table of n, a(n) for n = 1..10000
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EXAMPLE
| The 2-digitaddition sequence for n = 3 is {3, 9, 81, 65, 61, 37, 58, 89, 145, 42, 20, 4, 16, 37, ...}, so a(3) = 37.
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PROG
| (Haskell)
a103369 = until (`elem` a039943_list) a003132
a103369_list = map a103369 [1..]
-- Reinhard Zumkeller, Oct 17 2011, Aug 24 2011
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CROSSREFS
| Cf. A007770, A031176, A003132, A039943.
Sequence in context: A179870 A001152 A061024 * A031189 A045555 A183378
Adjacent sequences: A103366 A103367 A103368 * A103370 A103371 A103372
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KEYWORD
| nonn,base
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AUTHOR
| Eric Weisstein (eric(AT)weisstein.com), Feb 02, 2005
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