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Search: id:A078877
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| 1, 689, 15229, 20569, 24139, 43531, 44377, 47077, 47941, 66767, 73441, 80419, 86447, 117739, 164783, 175793, 192433, 194321, 196283, 261853, 282533, 302083, 316933, 319373, 372091, 380431, 414863, 429713, 444361, 450613, 456853, 472547
(list; graph; listen)
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OFFSET
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1,2
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PROGRAM
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(PARI) {s=[1]; for(n=2, 335, a=s[n-1]; if(!isprime(a), print1(a, ", ")); s=[a+1]; for(j=2, n, k=s[j-1]+1; c=1; while(c>0, b=1; for(i=1, matsize(s)[2], if(gcd(k, s[i])>1, b=0)); if(b==0, k++, c=0)); s=concat(s, k)))}
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CROSSREFS
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Cf. A078447, A078448.
Sequence in context: A057116 A025355 A025347 this_sequence A115177 A060054 A120082
Adjacent sequences: A078874 A078875 A078876 this_sequence A078878 A078879 A078880
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KEYWORD
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nonn
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AUTHOR
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Klaus Brockhaus (klaus-brockhaus(AT)t-online.de), Dec 10 2002
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