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A294854
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Number of compositions (ordered partitions) of 1 into exactly 6*n+1 powers of 1/7.
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2
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1, 1, 1716, 46570140, 8251690444250, 6078597035484932995, 14138484434475011392912026, 86237678200608256132213084584295, 1206534243283932582765850205674424343577, 34994508245963099403565066291175900528344592700
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OFFSET
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0,3
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LINKS
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FORMULA
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a(n) = [x^(7^n)] (Sum_{j=0..6*n+1} x^(7^j))^(6*n+1).
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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