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Search: id:A152288
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| 1, 9, -216, 18000, -3132000, 947268000, -449832700800, 313670692339200, -306034926037344000, 402666385581228384000, -693932667888980431296000, 1529506517449730848060032000, -4227080067966600334887965568000
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OFFSET
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0,2
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COMMENT
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G.f. of row n of matrix power A152285^n = (n^3 + y)*y^(n-1) for n>=0.
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FORMULA
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a(n) is divisible by binomial(n+2,2)^2 for n>=0, resulting in:
[1,1,-6,180,-13920,2148000,-573766200,242029855200,...].
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CROSSREFS
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Cf. A152285; columns: A152286, A152287; A152289.
Sequence in context: A084942 A061718 A085741 this_sequence A157692 A079913 A033632
Adjacent sequences: A152285 A152286 A152287 this_sequence A152289 A152290 A152291
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KEYWORD
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sign
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AUTHOR
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Paul D. Hanna (pauldhanna(AT)juno.com), Dec 09 2008
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