Fourth column of triangle A067402.
A067404
Fourth column of triangle A067402.
Terms
- a(0) =1a(1) =7a(2) =112a(3) =1792a(4) =28672a(5) =458752a(6) =7340032a(7) =117440512a(8) =1879048192a(9) =30064771072a(10) =481036337152
External references
- oeis: A067404