1,8

Table of n, a(n) for n=1..88.

Eric Weisstein's World of Mathematics, Goldbach Partition

Wikipedia, Goldbach's conjecture

Index entries for sequences related to Goldbach conjecture

Index entries for sequences related to partitions

a(n) = A002375(n) - A278700(n).

a(n) = Sum_{i=3..n} (A010051(i) * A010051(2n-i) * (1 - Product_{k=i..n} (1 - abs(A010051(k) - A010051(2n-k))))).

Cf. A002375, A010051, A278700.

Sequence in context: A161516 A123063 A031358 * A318734 A029317 A127800

Adjacent sequences: A279100 A279101 A279102 * A279104 A279105 A279106

nonn,easy

Wesley Ivan Hurt, Dec 06 2016

approved