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A104971 Numbers with 4 distinct digits {1,2,3,4} such that all adjacent digits(as well as first and last digits) are coprime. 2
1234, 1432, 2143, 2341, 3214, 3412, 4123, 4321 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..8.

CROSSREFS

Cf. A104972, A104973.

Sequence in context: A064942 A101311 A055616 * A193492 A279204 A091332

Adjacent sequences:  A104968 A104969 A104970 * A104972 A104973 A104974

KEYWORD

full,nonn,base,fini

AUTHOR

Zak Seidov, Mar 30 2005

STATUS

approved

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Last modified October 21 13:44 EDT 2021. Contains 348155 sequences. (Running on oeis4.)