login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A187747
(n-th digit of Pi) - (n-th digit of e).
1
1, -6, 3, -7, 3, 1, 1, -2, 3, -5, 1, 3, 0, 7, 5, -2, 0, 0, 3, 1, 0, 2, 4, -4, -4, -1, 1, 2, -1, 2, 7, -1, -6, 0, 4, -1, -3, -6, 4, 0, -1, 2, 2, 3, 0, 6, -3, -2, -4, -8, -5, -4, 3, -5, -4, 0, 1, -2, 0, -2, -3, -1, 7, -5, -4, -2, 3, 8, -6, 0, -2, -3, 6, -1, 3, 3, -3, -4, 1, 4, 0, 4, 1, -5, 7, -3, -5, 2, 7, -5, -3, -2, 2, -3, 0, -5
OFFSET
0,2
COMMENTS
This is A073223 but without taking absolute values.
LINKS
EXAMPLE
Pi = 3.141592... and e = 2.718281... so we have
a(0) = 3 - 2 = 1,
a(1) = 1 - 7 = -6,
a(2) = 4 - 1 = 3, ...
MATHEMATICA
Subtract @@ RealDigits[{Pi, E}, 10, 96][[All, 1]] (* Michael De Vlieger, Feb 15 2020 *)
CROSSREFS
KEYWORD
sign,base,easy
AUTHOR
Jonathan Vos Post, Jan 03 2013
STATUS
approved