

A168528


Numbers n such that there exists another number m with the property that all 9 pairs (n, m), (n, m+1), (n, m+2), (n+1, m), (n+1, m+1), (n+1, m+2), (n+2, m), (n+2, m+1), (n+2, m+2) are not relatively prime.


0



104, 164, 230, 284, 494, 594, 644, 650, 664, 740, 804, 824, 854, 944, 968, 986, 1000, 1034, 1064, 1104, 1274, 1308, 1406, 1434, 1442, 1448, 1462, 1494, 1598, 1614, 1728, 1748, 1784, 1884, 1924, 1988
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OFFSET

1,1


LINKS

Table of n, a(n) for n=1..36.


EXAMPLE

a(21)=1274 means there exists another number (1308) which all 9 pairs numbers (1274,1308),(1275,1308),(1276,1308),(1274,1309),(1275,1309),(1277,1309),(1274,1310),(1275,1310),(1276,1310) are not relatively prime.


CROSSREFS

Sequence in context: A074228 A298505 A253693 * A259767 A234261 A260288
Adjacent sequences: A168525 A168526 A168527 * A168529 A168530 A168531


KEYWORD

easy,nonn


AUTHOR

Zhining Yang, Nov 28 2009


STATUS

approved



