Expansion of 1/2 - (1/2)*(sqrt((2*sqrt(-3*x^2 - 2*x + 1) + 3*x - 2)/x)).
A243255
Expansion of 1/2 - (1/2)*(sqrt((2*sqrt(-3*x^2 - 2*x + 1) + 3*x - 2)/x)).
Terms
- a(0) =0a(1) =1a(2) =2a(3) =6a(4) =20a(5) =73a(6) =283a(7) =1149a(8) =4833a(9) =20901a(10) =92406a(11) =415878a(12) =1899153a(13) =8778193a(14) =40988834a(15) =193056506a(16) =916091727a(17) =4375298013a(18) =21015823762a(19) =101454449878a(20) =491976470648
External references
- oeis: A243255