Inverse INVERT transform of triple factorial numbers (3*n-2)!!! (A007559).
A107716
Inverse INVERT transform of triple factorial numbers (3*n-2)!!! (A007559).
Terms
- a(0) =1a(1) =3a(2) =21a(3) =219a(4) =2973a(5) =49323a(6) =964173a(7) =21680571a(8) =551173053a(9) =15633866379a(10) =489583062381
External references
- oeis: A107716