A133441 - OEIS

%I #2 Mar 30 2012 17:34:22

%S 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,

%T 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,

%U 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

%N 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].

%F 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}

%t 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]

%K nonn,uned,obsc

%O 1,1

%A _Roger L. Bagula_, Nov 26 2007