|
|
|
|
1, 3, 33, 387, 4161, 42243, 413793, 3959427, 37281921, 347066883, 3204309153, 29403732867, 268588249281, 2444976817923, 22198569382113, 201143570584707, 1819787258282241, 16444551185679363, 148466221699088673
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
0,2
|
|
LINKS
|
|
|
FORMULA
|
G.f.: 1/(1-9*x)-1/(1-7*x)+1/(1-x). E.g.f.: e^(9*x)-e^(7*x)+e^x.
|
|
MATHEMATICA
|
LinearRecurrence[{17, -79, 63}, {1, 3, 33}, 30] (* Harvey P. Dale, Feb 25 2015 *)
|
|
PROG
|
|
|
CROSSREFS
|
Cf. A155638, A155639, A155640, A155641, A155642, A155643, A155644, A155645, A155646, A155647, A155648, A155649, A155650, A155651, A155652, A155653, A155654, A155655, A155656, A155657, A155658, A155659.
|
|
KEYWORD
|
nonn,easy
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|