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A094560 Initial decimal digit of Pi*n, Pi=3.1415... 2
3, 6, 9, 1, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4, 4, 5, 5, 5, 5, 6, 6, 6, 7, 7, 7, 8, 8, 8, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
a(n) = A000030(A022844(n)).
LINKS
MATHEMATICA
Table[RealDigits[Pi n, 10, 20][[1, 1]], {n, 120}] (* Harvey P. Dale, Dec 31 2021 *)
PROG
(PARI) a(n) = digits(floor(n*Pi))[1]; \\ Michel Marcus, May 08 2016
CROSSREFS
Sequence in context: A232817 A346640 A247398 * A179615 A183033 A199735
KEYWORD
nonn,base
AUTHOR
Reinhard Zumkeller, May 12 2004
STATUS
approved

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Last modified March 4 05:23 EST 2024. Contains 370522 sequences. (Running on oeis4.)