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Search: id:A037174
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| A037174 |
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Primes which are not the sum of consecutive composite numbers. |
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+0
2
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| 2, 3, 5, 7, 11, 13, 47, 61, 73, 107, 167, 179, 313, 347, 421, 479, 719, 863, 1153, 1213, 1283, 1307, 1523, 3467, 3733, 4007, 4621, 4787, 5087, 5113, 5413, 7523, 7703, 9817, 10333, 12347, 12539, 13381, 17027, 18553, 19717, 19813, 23399, 26003, 31873, 36097, 38833
(list; graph; listen)
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OFFSET
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1,1
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LINKS
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T. D. Noe, Table of n, a(n) for n=1..3492 (terms less than 2*10^9)
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MAPLE
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Maple program from Robert Israel (israel(AT)math.ubc.ca), Jun 24 2008:
N:= 5000:
primes, comps:= selectremove(isprime, {$2..N}):
M:= nops(comps):
X:= primes:
for n from 1 to floor(sqrt(2*N)) do
i:= 1;
T:= add(comps[k], k=1..n);
while T <= N do
X := X minus {T};
if i + n > M then break fi;
T := T + comps[i+n] - comps[i];
i := i+1;
od;
od:
X;
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CROSSREFS
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Sequence in context: A067908 A128292 A140464 this_sequence A037949 A110600 A029979
Adjacent sequences: A037171 A037172 A037173 this_sequence A037175 A037176 A037177
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KEYWORD
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nonn
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AUTHOR
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Naohiro Nomoto (6284968128(AT)geocities.co.jp)
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EXTENSIONS
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More terms from Jud McCranie (j.mccranie(AT)comcast.net), Jul 12 2000
Corrected by T. D. Noe, Aug 15 2008
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