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Search: id:A118263
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| A118263 |
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a(3n) = 2^n, a(3n+1) = 3^n, a(3n+2) = 4^n. |
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+0
1
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| 1, 1, 1, 2, 3, 4, 4, 9, 16, 8, 27, 64, 16, 81, 256, 32, 243, 1024, 64, 729, 4096, 128, 2187, 16384, 256, 6561, 65536, 512, 19683, 262144, 1024, 59049, 1048576, 2048, 177147, 4194304, 4096, 531441, 16777216, 8192, 1594323, 67108864, 16384, 4782969
(list; graph; listen)
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OFFSET
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0,4
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MATHEMATICA
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Table[{2^Floor[n/3], 3^Floor[n/3], 4^Floor[n/3]}[[Mod[n, 3] + 1]], {n, 0, 100}] - Olivier Gerard (olivier.gerard(AT)gmail.com).
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CROSSREFS
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Sequence in context: A047966 A097093 A056877 this_sequence A102539 A118022 A037848
Adjacent sequences: A118260 A118261 A118262 this_sequence A118264 A118265 A118266
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KEYWORD
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nonn
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AUTHOR
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Hans Isdahl (hansi(AT)nordtroms.net), Sep 20 2007
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EXTENSIONS
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More terms and program from Olivier Gerard (olivier.gerard(AT)gmail.com).
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