A289395 a(n) = A110163(n)/8.

-30, 3345, -512030, 88617345, -16360095774, 3146109187345, -622294742016030, 125653141164729345, -25774484801870336030, 5353054537005702294801, -1122995842254699148800030, 237552033786848383463977345, -50601782105721473281984512030

Offset: 1

Author

Seiichi Manyama, Jul 05 2017

Keywords

• sign

Links

• Seiichi Manyama, Table of n, a(n) for n = 1..424

Crossrefs

Cf. A004009 (E_4), A108091 (E_4^(1/8)), A110163.

Cf. A289394, A289396.

Formula

a(n) = 1 + (1/(24*n)) * Sum_{d|n} A008683(n/d) * A288261(d).