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A292135
G.f.: Re((2*i; x)_inf), where (a; q)_inf is the q-Pochhammer symbol, i = sqrt(-1).
4
1, -4, -4, -8, -8, -12, 4, 0, 16, 28, 60, 72, 120, 148, 212, 192, 272, 268, 316, 264, 264, 116, 84, -176, -368, -788, -1140, -1848, -2168, -3164, -3884, -5040, -5920, -7412, -8308, -9960, -10872, -12540, -13276, -14768, -14752, -15620, -14644, -14120, -11304
OFFSET
0,2
LINKS
Eric Weisstein's World of Mathematics, q-Pochhammer Symbol.
FORMULA
(2*i; x)_inf is the g.f. for a(n) + i*A292140(n).
CROSSREFS
Column k=2 of A292159.
Sequence in context: A076359 A105675 A196054 * A053249 A071339 A146890
KEYWORD
sign
AUTHOR
Seiichi Manyama, Sep 09 2017
STATUS
approved