Main diagonal of rectangular array A274390 of coefficients in the iterations of Euler's tree function (A000169).
A274389
Main diagonal of rectangular array A274390 of coefficients in the iterations of Euler's tree function (A000169).
Terms
- a(0) =1a(1) =2a(2) =30a(3) =948a(4) =50680a(5) =4090980a(6) =463975764a(7) =70311813880
External references
- oeis: A274389