Numbers k such that the representation of k^2 is a substring of that of k!, in base 10.
A113621
Numbers k such that the representation of k^2 is a substring of that of k!, in base 10.
Terms
- a(0) =1a(1) =20a(2) =29a(3) =170a(4) =176a(5) =241a(6) =3136a(7) =9800a(8) =20309a(9) =20486a(10) =53663a(11) =73793a(12) =94836a(13) =200000
External references
- oeis: A113621