A052384 Number of letters in the n-th decimal digit of Pi (in English).

3, 4, 3, 4, 4, 3, 3, 4, 5, 4, 5, 4, 5, 4, 5, 3, 5, 5, 4, 3, 3, 3, 4, 5, 5, 5, 5, 3, 5, 4, 4, 4, 3, 5, 5, 4, 3, 4, 5, 3, 3, 4, 5, 4, 4, 5, 5, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 4, 4, 4, 4, 4, 3, 5, 4, 5, 5, 3, 3, 4, 4, 3, 3, 5, 3, 3, 4, 5, 4, 4, 5, 3, 3, 5, 4, 5, 4, 5, 3, 4, 5, 4, 3, 3, 3, 5, 4, 3, 5, 4, 5, 3, 3, 4, 5

Offset

2,1

Links

Table of n, a(n) for n=2..106.

Formula

a(n) = A005589(A000796(n)). - R. J. Mathar, Jun 30 2020

a(n) = A107488(n). - R. J. Mathar, Jun 30 2020

Maple

A052384 := proc(n)
    A005589(A000796(n)) ;
end proc:
seq(A052384(n), n=2..30) ; # R. J. Mathar, Jun 30 2020

Crossrefs

Cf. A005589.

Sequence in context: A242744 A066783 A046536 * A276867 A100867 A220196

Adjacent sequences: A052381 A052382 A052383 * A052385 A052386 A052387

Keyword

base,easy,nonn,word

Author

Olivier Herz (olivier.herz(AT)mines.org), Mar 10 2000

Extensions

More terms from Larry Reeves (larryr(AT)acm.org), Oct 02 2000

Offset set to 2. - R. J. Mathar, Jun 30 2020

Status

approved