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A260627 Largest missing number in first 10^n digits after the decimal point in expansion of Pi. 2
8, 96, 997, 9997, 99997, 999997, 9999997, 99999992, 999999998 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Analogous to A228988.

LINKS

Table of n, a(n) for n=1..9.

EXAMPLE

In the first 10^1 digits of Pi after the decimal (1415926535), the digits 0, 7 and 8 do not appear. 8 is the largest.

In the first 10^2 digits of Pi after the decimal, the terms 12, 13, 18, ... 90, 91, 96 do not appear. 96 is the largest.

PROG

(Python)

with open("pi-billion.txt", "r") as f:

....for a in range(1, 10):

........g = f.read(10**a)

........for x in reversed(range((10**a)-50, (10**a)-1)):

............if g.find(str(x)) == -1:

................print(a, x)

................break

# David Consiglio, Jr., Nov 11 2015

#http://stuff.mit.edu/afs/sipb/contrib/pi/pi-billion.txt

CROSSREFS

Cf. A228988.

Sequence in context: A211345 A060458 A173834 * A098430 A220285 A034177

Adjacent sequences:  A260624 A260625 A260626 * A260628 A260629 A260630

KEYWORD

nonn,base,more

AUTHOR

David Consiglio, Jr., Nov 11 2015

STATUS

approved

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Last modified January 27 12:01 EST 2020. Contains 331295 sequences. (Running on oeis4.)