OFFSET
0,1
COMMENTS
See comment and FAMP code for A111569.
Floretion Algebra Multiplication Program, FAMP Code: 1vesseq[B+H] with B = - .25'i + .25'j - .25i' + .25j' + k' - .5'kk' - .25'ik' - .25'jk' - .25'ki' - .25'kj' - .5e and H = + .75'ii' + .75'jj' + .75'kk' + .75e
LINKS
Index entries for linear recurrences with constant coefficients, signature (1, 0, 1, 1).
FORMULA
G.f.: (-2-3*x+x^2-x^3)/((1+x^2)*(x^2+x-1)).
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Creighton Dement, Aug 10 2005
STATUS
approved