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URL: https://oeis.org/A294856

⇱ A294856 - OEIS

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A294856
Number of compositions (ordered partitions) of 1 into exactly 8*n+1 powers of 1/9.
2
1, 1, 24310, 26293568950, 365077361327242168, 34883776613634643730481238, 15732393344641740454307566725567376, 25997337847684377365651388718120083246723460, 131223281654667714701311635640432890136981994039662720
OFFSET
0,3
LINKS
FORMULA
a(n) = [x^(9^n)] (Sum_{j=0..8*n+1} x^(9^j))^(8*n+1).
CROSSREFS
Column k=8 of A294746.
Sequence in context: A194721 A140923 A208622 * A025041 A156843 A156844
KEYWORD
nonn
AUTHOR
Alois P. Heinz, Nov 09 2017
STATUS
approved