1,2

Table of n, a(n) for n=1..69.

Index entries for sequences related to partitions

a(n) = Sum_{k=1..n} [A008966(i) = A008966(2n-i)], where [] is the Iverson bracket.

Table[Sum[KroneckerDelta[MoebiusMu[k]^2, MoebiusMu[2 n - k]^2], {k, n}], {n, 80}]

Cf. A008966, A294098.

Sequence in context: A321443 A333836 A125296 * A233520 A243271 A232245

Adjacent sequences: A294094 A294095 A294096 * A294098 A294099 A294100

nonn,easy

Wesley Ivan Hurt, Oct 22 2017

approved