A307759 a(n) = -(A288261(5*n) - A288261(n))/3000.

0, 654403831, -428244362959801779753, 280244748103684391377173184156636, -183393234406846382045882997606216500971256873, 120013233624492418923583549710011469008178874255627685075, -78537118839697516276808630128261511971322824900859081926520601647268

Offset: 0

Author

Seiichi Manyama, Apr 26 2019

Keywords

• sign

Links

• Seiichi Manyama, Table of n, a(n) for n = 0..84
• MathOverflow, Properties of coefficients in expansion of E6/E4 and E8/E6

Crossrefs

Cf. A004009 (E_4), A013973 (E_6), A288261, A307760.