A360004 Sequence of composite digits as they appear in Pi.
4, 9, 6, 8, 9, 9, 8, 4, 6, 6, 4, 8, 9, 8, 8, 4, 9, 6, 9, 9, 9, 8, 9, 4, 9, 4, 4, 9, 8, 6, 4, 6, 8, 6, 8, 9, 9, 8, 6, 8, 4, 8, 4, 6, 9, 8, 4, 8, 8, 6, 8, 6, 6, 4, 9, 8, 4, 4, 6, 9, 8, 9, 4, 8, 8, 4, 8, 4, 8, 4, 9, 8, 9, 6, 4, 4, 6, 9, 4, 8, 9, 4, 9, 8, 9, 6, 4, 4, 8, 8, 9, 6, 6, 9, 4, 4, 6, 8, 4
Offset: 1
Examples
Pi = 3.14159265358... so we get 4, 9, 6, 8, ...
Links
- Miles Galvin, Table of n, a(n) for n = 1..10000
Programs
-
Mathematica
Select[First[RealDigits[N[Pi,225]]],CompositeQ] (* Stefano Spezia, Jan 21 2023 *)