Expansion of g.f. (1+2*x+3*x^2)/(1-3*x-14*x^2+15*x^3+7*x^4).
A177467
Expansion of g.f. (1+2*x+3*x^2)/(1-3*x-14*x^2+15*x^3+7*x^4).
Terms
- a(0) =1a(1) =5a(2) =32a(3) =151a(4) =819a(5) =4056a(6) =21145a(7) =106877a(8) =550088a(9) =2800975a(10) =14352987a(11) =73273152a(12) =374896033a(13) =1915610597a(14) =9795808064a(15) =50069619991a(16) =255991741683
External references
- oeis: A177467