Expansion of 2 - exp(-1 + sqrt(1-4x)).
A101682
Expansion of 2 - exp(-1 + sqrt(1-4x)).
Terms
- a(0) =1a(1) =2a(2) =0a(3) =8a(4) =80a(5) =1152a(6) =21056a(7) =467840a(8) =12248064a(9) =369313280a(10) =12605643776a(11) =480491716608
External references
- oeis: A101682