A139358 - OEIS

A139358

A non-monotonic analog of A139212 in which the sequence describes the positions of the consonants when the sequence is written in French (version 3).

12, 4, 6, 10, 14, 18, 1, 9, 15, 17, 21, 23, 24, 26, 28, 29, 32, 34, 35, 38, 39, 42, 43, 45, 47, 48, 50, 51, 52, 54, 55, 56, 58, 60, 61, 63, 64, 65, 66, 67, 70, 71, 73, 74, 75, 76, 79, 80, 82, 84, 85, 86, 87, 89, 90, 92, 93, 94, 95, 98, 99, 101, 102, 103, 104

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

The sequence depends on how the initial terms are selected - see the Angelini article for the precise definition.

The initial terms are selected such that the sequence starts with 6 even numbers less than 20. - Tyler Busby, Jan 06 2023

LINKS

Table of n, a(n) for n=1..65.

Eric Angelini, Jeux de suites, in Dossier Pour La Science, pp. 32-35, Volume 59 (Jeux math'), April/June 2008, Paris.

PROG

(PARI) lista(n) = frconspos([12, 4, 6, 10, 14, 18])(n)

/* see A139356 for frconspos() */