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A220190 Decimal expansion of the absolute abnormal number derived from A220189. 1
6, 5, 6, 2, 4, 9, 9, 9, 9, 9, 9, 5, 6, 9, 9, 1, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

This number is built with Prod_{n>=2} (1 - 1/A220189(n)).

It is an absolute abnormal number, that is abnormal for all bases. It is also a Liouville number and therefore transcendental.

LINKS

Table of n, a(n) for n=1..87.

G. Martin, Absolutely Abnormal Numbers, Amer. Math. Monthly 108 (2001), no. 8, 746-754.

Index entries for transcendental numbers

FORMULA

Prod_{n>=2} (1 - 1/A220189(n)).

CROSSREFS

Cf. A220189.

Sequence in context: A185273 A191220 A246673 * A231738 A198829 A217170

Adjacent sequences:  A220187 A220188 A220189 * A220191 A220192 A220193

KEYWORD

nonn,cons

AUTHOR

Michel Marcus, Dec 07 2012

STATUS

approved

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Last modified November 16 20:09 EST 2019. Contains 329206 sequences. (Running on oeis4.)