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Search: id:A133441
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| A133441 |
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A geometrical graph substitution of a tess-tetrahedron embedded in a cube as an eight "tone" all naturals music such that the connections can be cut to isolate the [some words were lost here]. |
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+0
1
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| 2, 3, 6, 8, 2, 3, 5, 7, 2, 4, 6, 7, 2, 4, 5, 8, 2, 3, 6, 8, 2, 3, 5, 7, 1, 3, 5, 8, 1, 3, 6, 7, 2, 3, 6, 8, 1, 4, 6, 8, 2, 4, 6, 7, 1, 3, 6, 7, 2, 3, 6, 8, 1, 4, 6, 8, 1, 3, 5, 8, 2, 4, 5, 8, 1, 4, 5, 7, 1, 4, 6, 8, 1, 3, 5, 8, 1, 3, 6, 7, 1, 4, 5, 7, 1, 4, 6, 8, 2, 4, 6, 7, 2, 4, 5, 8, 1, 4, 5, 7, 2, 3, 5, 7, 1
(list; graph; listen)
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OFFSET
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1,1
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FORMULA
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p=1 such that: 1 -> {p*2, 3, 6, 8} 2 -> {p, 4, 5, 7} 3 -> {1, p*4, 6, 8} 4 -> {2, p*3, 5, 7} 5 -> {2, 4, p*6, 7} 6 -> {1, 3, p*5, 8} 7 -> {2, 4, 5, p*8} 8 -> {1, 3, 6, p*7}
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MATHEMATICA
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Clear[s]; s[1] = {2, 3, 6, 8}; s[2] = {1, 4, 5, 7}; s[3] = {1, 4, 6, 8}; s[4] = {2, 3, 5, 7}; s[5] = {2, 4, 6, 7}; s[6] = {1, 3, 5, 8}; s[7] = {2, 4, 5, 8}; s[8] = {1, 3, 6, 7}; t[a_] := Flatten[s /@ a]; p[0] = {1, 2}; p[1] = t[p[0]]; p[n_] := t[p[n - 1]]; p[3]
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CROSSREFS
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Sequence in context: A070301 A065536 A088414 this_sequence A086254 A140266 A140265
Adjacent sequences: A133438 A133439 A133440 this_sequence A133442 A133443 A133444
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KEYWORD
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nonn,uned,obsc
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AUTHOR
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Roger L. Bagula (rlbagulatftn(AT)yahoo.com), Nov 26 2007
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