login
A103191
This sequence needs a meaningful name.
1
0, 1, 1, 1, 1, 1, 2, 4, 0, 8, 12, 4, 40, 72, 24, 352, 640, 192, 4736, 8704, 2560, 98816, 181760, 53760, 3186688, 5861376, 1732608, 158629888, 291766272, 86245376, 12189433856, 22419865600, 6627262464, 1445910806528, 2659444588544
OFFSET
0,7
MATHEMATICA
a = 1;
M1 = {{1, 0, 1}, {a, a, 0}, {a - 2, 1, a - 1}};
v[0] = {0, 1, 1}; v[1] = {1, 1, 1};
v[n_] := v[n] = MatrixPower[M1, n].v[n - 1];
b = Flatten[Table[v[n], {n, 0, 11}]]
CROSSREFS
Cf. A103193.
Sequence in context: A368609 A101160 A077624 * A324717 A295793 A071607
KEYWORD
nonn,uned,obsc,less
AUTHOR
Roger L. Bagula, Mar 18 2005
STATUS
approved