OFFSET
1,1
COMMENTS
Obtained from the substitution given by the Mathematica program.
MATHEMATICA
s[1] = {2, 5, 7, 9, 12};
s[2] = {3, 6, 8, 10, 1};
s[3] = {4, 7, 9, 11, 2};
s[4] = {5, 8, 10, 12, 3};
s[5] = {6, 9, 11, 1, 4};
s[6] = {7, 10, 12, 2, 5};
s[7] = {8, 11, 1, 3, 6};
s[8] = {9, 12, 2, 4, 17};
s[9] = {10, 1, 3, 5, 8};
s[10] = {11, 2, 4, 6, 9};
s[11] = {12, 3, 5, 7, 10};
s[12] = {1, 4, 6, 8, 11};
t[a_] := Flatten[s /@ a];
p[0] = {4, 4, 4, 4, 9, 9, 4, 4, 11, 11, 4, 4};
p[1] = t[p[0]];
p[n_] := t[p[n - 1]];
p[2]
CROSSREFS
KEYWORD
nonn,less,dumb,obsc
AUTHOR
Roger L. Bagula, Nov 16 2007
STATUS
approved