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A065427
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q-expansion of a differential resolvent.
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0
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0, 0, 2985984, 0, 8230494633984, 3337361219911680, 6228256734040080384, 3805798464766127112192, 3709157902229878153150464, 2551322088493458484723974144, 1975434352763670408966273884160, 1365996733186337666590790664585216
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OFFSET
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0,3
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REFERENCES
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J. McKay, The essentials of Monstrous Moonshine, pp. 347-353 of Groups and Combinatorics, ed. E. Bannai et al., Advanced Studies in Pure Mathematics, 32 (2001), Math. Soc. Japan. See R(f) p. 351.
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LINKS
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Table of n, a(n) for n=0..11.
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FORMULA
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In Maple notation: 3/4/(jj-1)^2+8/9/jj^2-(1-1/4-1/9)/jj/(jj-1), where jj = j(t) = A000521/1728.
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EXAMPLE
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2985984*q^2 + 8230494633984*q^4 + 3337361219911680*q^5 + ...
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CROSSREFS
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Sequence in context: A254511 A254518 A254818 * A017406 A017526 A106783
Adjacent sequences: A065424 A065425 A065426 * A065428 A065429 A065430
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KEYWORD
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nonn
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AUTHOR
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N. J. A. Sloane, Nov 16 2001
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STATUS
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approved
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