A108025 Number of letters in the words formed by the digital recitation of phi in the English language.

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

Offset

1,1

Links

Table of n, a(n) for n=1..105.

Mathematica

RealDigits[ GoldenRatio, 10, 111][[1]] /. {0->4, 1->3, 2->3, 3->5, 5->4, 6->3, 7->5, 8->5, 9->4} (* Robert G. Wilson v, Jun 03 2005 *)

Prog

(PARI) readphi(n) = { local(x, a, d); default(realprecision, 200); d=vector(10); a=vector(n); d[1]=4; d[2]=3; d[3]=3; d[4]=5; d[5]=4; d[6]=4; d[7]=3; d[8]=5; d[9]=5; d[10]=4; a=Vec(Str((sqrt(5)+1)/2)); print1(3", "); for(x=3, n-1, y=floor(eval(a[x])); print1(d[y+1]", ") ) }

Crossrefs

Cf. A107488, A107489.

Sequence in context: A321790 A076566 A083574 * A192451 A129856 A136800

Adjacent sequences: A108022 A108023 A108024 * A108026 A108027 A108028

Keyword

base,easy,nonn,word

Author

Cino Hilliard, May 31 2005

Status

approved