Many excellent designs for a new banner were submitted. We will use the best of them in rotation.
0,2
Table of n, a(n) for n=0..23.
a(n+2) = - 5*a(n+1) - a(n) - A099837(n+2)
seriestolist(series(-x*(2+x)/((x^2+x+1)*(x^2+5*x+1)), x=0, 25)); -or- Floretion Algebra Multiplication Program, FAMP Code: 1kbaseseq[A*B] with A = - 'j + 'k - j' + k' - 'ii' - 'ij' - 'ik' - 'ji' - 'ki' and B = + .5'i + .5'ii' + .5'ij' + .5'ik'
Cf. A110307, A110309, A110310.
Sequence in context: A026986 A181290 A026996 * A027201 A026933 A052171
Adjacent sequences: A110305 A110306 A110307 * A110309 A110310 A110311
easy,sign
Creighton Dement, Jul 19 2005
approved
