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A307759
a(n) = -(A288261(5*n) - A288261(n))/3000.
2
0, 654403831, -428244362959801779753, 280244748103684391377173184156636, -183393234406846382045882997606216500971256873, 120013233624492418923583549710011469008178874255627685075, -78537118839697516276808630128261511971322824900859081926520601647268
OFFSET
0,2
CROSSREFS
Cf. A004009 (E_4), A013973 (E_6), A288261, A307760.
Sequence in context: A348655 A105382 A032432 * A271770 A290039 A289958
KEYWORD
sign
AUTHOR
Seiichi Manyama, Apr 26 2019
STATUS
approved