login
A168474
Primes of the form: sum of two consecutive products of two distinct primes.
3
29, 43, 59, 67, 73, 97, 127, 151, 167, 173, 233, 241, 283, 313, 317, 461, 521, 541, 593, 653, 701, 727, 787, 839, 907, 967, 1249, 1409, 1439, 1471, 1549, 1601, 1831, 1867, 1873, 1913, 1993, 2029, 2083, 2089, 2287, 2311, 2351, 2393, 2579, 2593, 2693, 2729
OFFSET
1,1
EXAMPLE
14+15=29, 21+22=43, 26+33=59, ..
MATHEMATICA
f[n_]:=Last/@FactorInteger[n]=={1, 1}; a=6; lst={}; Do[If[f[n], p=a+n; If[PrimeQ[p], AppendTo[lst, p]]; a=n], {n, 9, 7!}]; lst
CROSSREFS
Sequence in context: A125870 A076439 A341658 * A341666 A247896 A162357
KEYWORD
nonn
AUTHOR
STATUS
approved