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Search: id:A063849
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A063849 Numbers n such that mu(n) + mu(n+1) + mu(n+2) = 1. +0
1
8, 13, 21, 24, 25, 26, 37, 44, 49, 50, 54, 57, 62, 63, 74, 75, 80, 90, 115, 116, 119, 120, 123, 134, 146, 157, 160, 175, 177, 185, 187, 206, 207, 209, 224, 234, 248, 253, 259, 260, 265, 274, 278, 287, 294, 295, 296, 304, 314, 321, 323, 324, 329, 332, 338, 340 (list; graph; listen)
OFFSET

1,1

PROGRAM

(PARI) m(n)=moebius(n)+moebius(n+1)+moebius(n+2); j=[]; for(n=1, 1000, if(m(n)==1, j=concat(j, n))); j

CROSSREFS

Cf. A063838.

Adjacent sequences: A063846 A063847 A063848 this_sequence A063850 A063851 A063852

Sequence in context: A070130 A070131 A030782 this_sequence A101642 A019535 A093023

KEYWORD

easy,nonn

AUTHOR

Jason Earls (jcearls(AT)cableone.net), Aug 26 2001

page 1

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Last modified May 16 01:24 EDT 2008. Contains 139630 sequences.


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