Exponential convolution of A069321(n) with itself, where we set A069321(0)=0.

A091345

Exponential convolution of A069321(n) with itself, where we set A069321(0)=0.

Terms

    a(0) =0a(1) =0a(2) =2a(3) =30a(4) =398a(5) =5430a(6) =79022a(7) =1238790a(8) =20944478a(9) =381167670a(10) =7443745742a(11) =155454939750

External references