A008777 Number of dots and dashes used when representing n-th letter in Morse code.

2, 4, 4, 3, 1, 4, 3, 4, 2, 4, 3, 4, 2, 2, 3, 4, 4, 3, 3, 1, 3, 4, 3, 4, 4, 4

Offset

1,1

Comments

Number of digits of A059852 written in base 3.

Links

Table of n, a(n) for n=1..26.

Formula

a(n) = floor(log_3(A059852(n))) + 1. - M. F. Hasler, Jun 22 2020

Prog

(PARI) apply( {A008777(n)=logint(A059852[n], 3)+1}, [1..26]) \\ assuming that A059852 is a vector rather than a function. - M. F. Hasler, Jun 22 2020

Crossrefs

Cf. A059852 (Morse code for letters A-Z, read in base 3).

Sequence in context: A220588 A346262 A185356 * A306691 A354954 A237496

Adjacent sequences: A008774 A008775 A008776 * A008778 A008779 A008780

Keyword

nonn,fini,word,full

Author

N. J. A. Sloane.

Status

approved