OFFSET
0,6
LINKS
Alois P. Heinz, Table of n, a(n) for n = 0..1000
Index entries for linear recurrences with constant coefficients, signature (6,-12,8,0,6,-36,72,-48,0,-12,72,-144,96,0,8,-48,96,-64).
FORMULA
G.f.: -x^4*(160*x^26-80*x^25+8*x^24-28*x^23+12*x^22-208*x^21 +80*x^20 -4*x^19 +48*x^18 -4*x^17 +48*x^16 +12*x^15 -8*x^14-30*x^13 -10*x^12 +40*x^11 -38*x^10 +12*x^9+5*x^8+9*x^7-22*x^6+18*x^5-4*x^4 -3*x^3 -x^2 +3*x-1) / ((2*x-1)^3 *(2*x^5-1)^3).
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Alois P. Heinz, Jul 21 2019
STATUS
approved