Number of digits of n!^n! (ultrafactorial numbers).
A073279
Number of digits of n!^n! (ultrafactorial numbers).
Terms
- a(0) =1a(1) =1a(2) =1a(3) =5a(4) =34a(5) =250a(6) =2058a(7) =18661a(8) =185695a(9) =2017527a(10) =23804069a(11) =303413813a(12) =4157895295a(13) =60989187252a(14) =953766105164
External references
- oeis: A073279