Shifts 2 places left when binomial transform is applied twice with a(0) = a(1) = 1.
A007472
Shifts 2 places left when binomial transform is applied twice with a(0) = a(1) = 1.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =3a(4) =9a(5) =29a(6) =105a(7) =431a(8) =1969a(9) =9785a(10) =52145a(11) =296155a(12) =1787385a(13) =11428949a(14) =77124569a(15) =546987143a(16) =4062341601a(17) =31502219889a(18) =254500383457
External references
- oeis: A007472