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Search: id:A104972
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A104972 Numbers with 5 distinct digits {1,2,3,4,5} such that all adjacent digits (as well as first and last digits) are coprime. +0
3
12345, 12354, 12534, 12543, 13254, 13452, 14325, 14352, 14523, 14532, 15234, 15432, 21345, 21435, 21453, 21543, 23145, 23415, 23451, 23541, 25143, 25341, 25413, 25431, 31254, 31452, 32145, 32154, 32514, 32541, 34125, 34152, 34512, 34521, 35214, 35412, 41235, 41253, 41325, 41523, 43125, 43215, 43251, 43521, 45123, 45213, 45231, 45321, 51234, 51432, 52134, 52143, 52314, 52341, 53214, 53412, 54123, 54132, 54312, 54321 (list; graph; listen)
OFFSET

1,1

CROSSREFS

Cf. A104971, A104973.

Sequence in context: A045084 A077186 A077189 this_sequence A091341 A077298 A045080

Adjacent sequences: A104969 A104970 A104971 this_sequence A104973 A104974 A104975

KEYWORD

full,nonn,base,fini

AUTHOR

Zak Seidov (zakseidov(AT)yahoo.com), Mar 30 2005

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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