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A084146 Integers that have exactly one representation as a sum of two or more consecutive primes. 4
5, 8, 10, 12, 15, 17, 18, 23, 24, 26, 28, 30, 31, 39, 42, 48, 49, 52, 53, 56, 58, 59, 67, 68, 71, 75, 77, 78, 84, 88, 95, 97, 98, 101, 102, 109, 121, 124, 127, 128, 129, 131, 132, 139, 144, 150, 155, 156, 158, 159, 160, 161, 162, 168, 169, 172, 173, 181, 184, 186, 192 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

More fundamental than A050936, which gives integers having 1 *or more* such representations

LINKS

T. D. Noe, Table of n, a(n) for n=1..10000

Eric Weisstein's World of Mathematics, Prime Sums

MAPLE

# uses code of A084143

isA084146 := proc(n::integer)

    if A084143(n) = 1 then

        true;

    else

        false;

    end if;

end proc:

for n from 1 to 300 do

    if isA084146(n) then

        printf("%d, ", n) ;

    end if;

end do: # R. J. Mathar, Aug 19 2020

CROSSREFS

Cf. A050936, A084143, A337095 (subset of primes).

Sequence in context: A153663 A065528 A050936 * A314380 A332513 A314381

Adjacent sequences:  A084143 A084144 A084145 * A084147 A084148 A084149

KEYWORD

nonn

AUTHOR

Eric W. Weisstein, May 15 2003

EXTENSIONS

More terms from Matthew Conroy, May 25 2003

STATUS

approved

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Last modified September 20 20:02 EDT 2020. Contains 337265 sequences. (Running on oeis4.)