Leading digit of n!.

Terms

a(0) =1a(1) =1a(2) =2a(3) =6a(4) =2a(5) =1a(6) =7a(7) =5a(8) =4a(9) =3a(10) =3a(11) =3a(12) =4a(13) =6a(14) =8a(15) =1a(16) =2a(17) =3a(18) =6a(19) =1a(20) =2a(21) =5a(22) =1a(23) =2a(24) =6a(25) =1a(26) =4a(27) =1a(28) =3a(29) =8