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A028611
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Expansion of (theta_3(z)*theta_3(11z) + theta_2(z)*theta_2(11z))^3.
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2
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1, 6, 12, 20, 54, 84, 120, 192, 204, 346, 312, 414, 380, 672, 480, 880, 726, 1152, 1092, 1440, 1116, 1920, 1332, 1860, 2040, 2106, 1680, 2640, 2496, 3360, 3120, 3108, 3276, 4580, 2880, 4992, 4114, 4500, 3600, 6720, 5304, 6720, 4800, 7392, 5646, 7844, 6360, 7500
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OFFSET
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0,2
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LINKS
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PROG
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(PARI) a(n) = polcoeff((1 + 2*x*Ser(qfrep([2, 1; 1, 6], n, 1)))^3, n); \\ Jinyuan Wang, Feb 20 2020
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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