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A092163 a(n) = prime(2n) + prime(2n+1).

%I A092163 #15 Aug 11 2025 14:57:50
%S A092163 8,18,30,42,60,78,90,112,128,144,162,186,204,216,240,268,288,308,330,
%T A092163 352,372,390,410,450,462,480,508,532,548,564,600,624,648,684,702,726,
%U A092163 752,772,798,828,852,872,892,918,930,966,990,1012,1044,1088,1120,1140
%N A092163 a(n) = prime(2n) + prime(2n+1).
%F A092163 a(n) = A001043(2*n). - _R. J. Mathar_, Apr 20 2009
%F A092163 a(n) = 2*A058296(n+1). - _Hugo Pfoertner_, Aug 11 2025
%e A092163 a(1) = 8 because p(2)= 3 and p(3) = 5.
%e A092163 a(2) = 18 because p(4)= 7 and p(5) = 11.
%e A092163 a(3) = 30 because p(6)= 13 and p(7) = 17.
%p A092163 A092163 := proc(n)
%p A092163     ithprime(2*n)+ithprime(2*n+1) ;
%p A092163 end proc:
%p A092163 seq(A092163(n),n=1..50) ; # _R. J. Mathar_, Jan 20 2025
%t A092163 Table[ Prime[2n] + Prime[2n + 1], {n, 50}] (* _Robert G. Wilson v_, Apr 22 2004 *)
%Y A092163 Cf. A000040, A001043, A058296, A100479.
%K A092163 nonn
%O A092163 1,1
%A A092163 Jun Mizuki (suzuki32(AT)sanken.osaka-u.ac.jp), Mar 31 2004
%E A092163 More terms from _Robert G. Wilson v_, Apr 22 2004