Somos-4 recurrence with a(0)=1, a(1)=2, a(2)=4, a(3)=16.
A165905
Somos-4 recurrence with a(0)=1, a(1)=2, a(2)=4, a(3)=16.
Terms
- a(0) =1a(1) =2a(2) =4a(3) =16a(4) =48a(5) =224a(6) =1472a(7) =7552a(8) =80384a(9) =782848a(10) =8406016a(11) =170625024a(12) =2540736512a(13) =64470204416
External references
- oeis: A165905