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A001757 Expansion of an integral: central elements of rows of triangle in A059366.
(Formerly M1941 N0769)
+0
2
1, 2, 9, 54, 450, 4500, 55125, 771750, 12502350, 225042300, 4538353050, 99843767100, 2410513805700, 62673358948200, 1762688220418125, 52880646612543750, 1698056319002793750, 2393682624966332652 (list; graph; listen)
OFFSET

1,2

REFERENCES

L. Comtet, Advanced Combinatorics, Reidel, 1974, p. 167.

CROSSREFS

Adjacent sequences: A001754 A001755 A001756 this_sequence A001758 A001759 A001760

Sequence in context: A127128 A064151 A075679 this_sequence A078455 A036074 A009363

KEYWORD

nonn,easy

AUTHOR

njas

EXTENSIONS

More terms from Larry Reeves (larryr(AT)acm.org), Feb 08 2001

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Last modified October 12 15:26 EDT 2008. Contains 144830 sequences.


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