login
This site is supported by donations to The OEIS Foundation.
Logo

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A110158 Expansion of x^4/((x+1)*(2*x^3-2*x^2-2*x+1)*(x-1)^2). 0
0, 0, 0, 0, 1, 3, 10, 26, 69, 173, 436, 1084, 2699, 6699, 16634, 41274, 102425, 254137, 630584, 1564600, 3882103, 9632247, 23899510, 59299318, 147133173, 365065973, 905799668, 2247464948, 5576397299, 13836125171 (list; graph; refs; listen; history; internal format)
OFFSET

0,6

FORMULA

a(n) = -(-1)^n/4+7/4 -A077937(n) +A077937(n-1) +4*A077937(n-2) -(n+1)/2. [From R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Nov 10 2009]

PROG

Floretion Algebra Multiplication Program, FAMP Code: 1jbasejcycsumseq[ + .5'k + .5k' + 'ij'], sumtype: (Y[15], *, vesy)

CROSSREFS

Cf. A077847.

Sequence in context: A098702 A100001 A190529 * A196232 A105660 A056681

Adjacent sequences:  A110155 A110156 A110157 * A110159 A110160 A110161

KEYWORD

nonn

AUTHOR

Creighton Dement (creighton.k.dement(AT)uni-oldenburg.de), Sep 05 2005

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified February 15 03:59 EST 2012. Contains 205694 sequences.