A057853 Number of letters in n (in Esperanto).

3, 3, 2, 3, 4, 4, 3, 3, 2, 3, 3, 6, 5, 6, 7, 7, 6, 6, 5, 6, 5, 8, 7, 8, 9, 9, 8, 8, 7, 8, 6, 9, 8, 9, 10, 10, 9, 9, 8, 9, 7, 10, 9, 10, 11, 11, 10, 10, 9, 10, 7, 10, 9, 10, 11, 11, 10, 10, 9, 10, 6, 9, 8, 9, 10, 10, 9, 9, 8, 9, 6, 9, 8, 9, 10, 10, 9, 9, 8, 9, 5, 8, 7, 8, 9, 9, 8, 8, 7, 8, 6, 9, 8, 9

Offset

0,1

Links

Table of n, a(n) for n=0..93.

Esperanto HyperCourse Maintainer, Esperanto Hypercourse: Numbers.

Roedy Green, Getting Started With Esperanto.

Omniglot, Numbers in Esperanto.

WikiBooks, Esperanto: A Complete and Comprehensive Grammar/Numbers.

Index entries for sequences related to number of letters in n.

Example

0 = nul; 1 = unu; 2 = du; 3 = tri; 4 = kvar; 5 = kvin; 6 = ses; 7 = sep; 8 = ok; 9 = naŭ; 10 = dek; ...
a(2 002 002 026) = 34: "du miliardoj du milionoj du mil dudek ses".

Prog

(PARI) a(n)= my(b=strsplit("nul unu du tri kvar kvin ses sep ok nau", " "), c=["dek", "cent"], d=strsplit("mil miliono miliardo biliono", " "), s=if(n%10 || !n, b[n%10+1], ""), t=n\10, v=0); while(t, v++; s=strjoin([if(t%10>1, b[t%10+1], ""), if(v%3 && t%10, c[v%3], ""), if(!(v%3) && v\3 && t%10, d[v\3], ""), if(!(v%3) && v>5 && t%10>1, "j", ""), s]); t\=10); #Str(s); \\ Ruud H.G. van Tol, May 04 2026

Crossrefs

Sequence in context: A244540 A337682 A276585 * A240088 A261735 A129309

Adjacent sequences: A057850 A057851 A057852 * A057854 A057855 A057856

Keyword

easy,nice,nonn,word

Author

Stewart Gordon, Nov 11 2000

Status

approved