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Search: id:A106461
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| A106461 |
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Binomial transform of the Tower of Hanoi sequence. |
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+0
3
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| 1, 3, 6, 13, 28, 58, 116, 229, 456, 924, 1896, 3898, 7960, 16084, 32168, 63845, 126160, 248968, 491952, 975388, 1943536, 3895336, 7852688, 15906874, 32321264, 65736728, 133549136, 270550228, 545928688, 1096685608, 2193371216, 4369711461, 8679052960
(list; graph; listen)
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OFFSET
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1,2
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FORMULA
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Binomial transform of A001511, the "ruler" or Tower of Hanoi sequence.
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EXAMPLE
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a(4) = 13 = 1*1 + 3*2 + 3*1 + 1*3, where the Tower of Hanoi sequence = (A001511): 1, 2, 1, 3, 1, 2, 1, 4...
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CROSSREFS
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Cf. A001511.
Sequence in context: A032253 A125777 A103788 this_sequence A095768 A002478 A106496
Adjacent sequences: A106458 A106459 A106460 this_sequence A106462 A106463 A106464
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KEYWORD
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nonn,easy
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AUTHOR
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Gary W. Adamson (qntmpkt(AT)yahoo.com), May 02 2005
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EXTENSIONS
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More terms from njas, May 03 2008
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