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A280102
Engel expansion of e to the base Pi.
1
2, 5, 20, 89, 809, 10704, 145989, 2054864, 19686928, 128199160
OFFSET
0,1
LINKS
Eric Weisstein's World of Mathematics, Pierce Expansion
Wikipedia, Engel Expansion
EXAMPLE
e = Pi/2 + Pi^2/(2*5) + Pi^3/(2*5*20) + Pi^4/(2*5*20*89) + Pi^5/(2*5*20*89*809) + ...
CROSSREFS
Cf. A232325.
Sequence in context: A262172 A258830 A002484 * A366452 A277686 A115082
KEYWORD
nonn,more
AUTHOR
G. C. Greubel, Dec 25 2016
STATUS
approved