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 A289744 Coefficients in expansion of q*E'_8 where E_8 is the Eisenstein Series (A008410). 3
 480, 123840, 3150720, 31704960, 187502400, 812885760, 2767107840, 8116473600, 20671878240, 48375619200, 102892268160, 208111357440, 391550752320, 713913822720, 1230765753600, 2077817249280, 3348363579840, 5333344585920, 8152110268800, 12384908524800 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Seiichi Manyama, Table of n, a(n) for n = 1..10000 FORMULA a(n) = 480*A282060(n) = 480*n*A013955(n). MATHEMATICA Table[480*n*DivisorSigma[7, n], {n, 1, 20}] (* Jean-François Alcover, Feb 27 2018 *) CROSSREFS (-1)^(k/2)*q*E'_{k}: A076835 (k=2), A145094 (k=4), A145095 (k=6), this sequence (k=8), A289745 (k=10), A289746 (k=14). Cf. A008410 (E_8), A013955, A282060, A289638. Sequence in context: A008410 A305569 A289638 * A287933 A304395 A269759 Adjacent sequences:  A289741 A289742 A289743 * A289745 A289746 A289747 KEYWORD nonn AUTHOR Seiichi Manyama, Jul 11 2017 STATUS approved

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Last modified June 6 01:16 EDT 2020. Contains 334858 sequences. (Running on oeis4.)