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A090722 a(n) = if 10 - Mod(Prime(n),10) == {1,3,7,9} respectively then {1,2,3,0}. +0
1
2, 0, 3, 2, 1, 3, 1, 0, 2, 0, 3, 2, 3, 1, 0, 2, 0, 3, 1, 3, 1, 2, 0, 3, 2, 1, 3, 2, 0, 2, 1, 1, 0, 2, 3, 2, 3, 1, 0, 0, 3, 2, 1, 0, 3, 2, 1, 3, 1, 0, 0, 2, 3, 1, 0, 2, 0, 3, 3, 2, 0, 3, 2, 0, 2, 2, 1, 3, 1, 2, 3, 1, 3, 1, 2, 0, 1, 1, 0, 0, 3, 1, 3, 1, 2, 0, 3, 2, 1, 2, 0, 1, 3, 1, 0, 3, 0, 2, 2, 3, 1, 0, 2, 2, 3 (list; graph; listen)
OFFSET

4,1

COMMENT

Prime(n) (modulo ten) mapped from set {1,3,7,9} -> {0,3,2,1}.

MATHEMATICA

Table[ ReplaceAll[ Mod[ Prime[n], 10], {1 -> 0, 3 -> 3, 7 -> 2, 9 -> 1}], {n, 4, 108}]

CROSSREFS

Sequence in context: A097418 A026728 A109906 this_sequence A082785 A100949 A110493

Adjacent sequences: A090719 A090720 A090721 this_sequence A090723 A090724 A090725

KEYWORD

nonn

AUTHOR

Roger L. Bagula (rlbagulatftn(AT)yahoo.com), Jan 18 2004

EXTENSIONS

Edited by Robert G. Wilson v (rgwv(AT)rgwv.com), Jan 19 2004

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.


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