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Search: id:A085883
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| A085883 |
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Let r and s be such that r + s = n; a(n) = maximum value of tau(r) + tau(s). |
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+0
3
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| 2, 3, 4, 4, 5, 5, 6, 6, 7, 6, 8, 7, 8, 8, 9, 8, 10, 8, 10, 9, 10, 8, 12, 9, 10, 10, 11, 10, 12, 10, 12, 11, 12, 10, 14, 10, 12, 12, 13, 11, 14, 11, 14, 12, 13, 11, 16, 11, 14, 13, 14, 12, 16, 12, 15, 13, 14, 12, 17, 13, 14, 14, 16, 14, 17, 14, 16, 15, 16, 14, 18, 14, 16, 16, 17, 14
(list; graph; listen)
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OFFSET
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2,1
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EXAMPLE
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a(8) = 6, the partitions are ( 1,7),(2,6),(3,5),(4,4) which give 3,6,4, and 6 as the sum of divisors of both the parts.
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CROSSREFS
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Sequence in context: A056791 A027434 A071940 this_sequence A094192 A093874 A047741
Adjacent sequences: A085880 A085881 A085882 this_sequence A085884 A085885 A085886
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KEYWORD
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nonn
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AUTHOR
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Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Jul 08 2003
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EXTENSIONS
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More terms from David Wasserman (wasserma(AT)spawar.navy.mil), Feb 10 2005
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