OFFSET
0,1
COMMENTS
This square root of 2 in the 17-adic field ends with digit 11 (B when written as a 17-adic number). The other, A322561, ends with digit 6.
LINKS
Seiichi Manyama, Table of n, a(n) for n = 0..10000
Wikipedia, p-adic number
FORMULA
EXAMPLE
The solution to x^2 == 2 (mod 17^4) such that x == 11 (mod 17) is x == 39927 (mod 17^4), and 39927 is written as 822B in heptadecimal, so the first four terms are 11, 2, 2 and 8.
PROG
(PARI) a(n) = truncate(-sqrt(2+O(17^(n+1))))\17^n
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Jianing Song, Aug 29 2019
STATUS
approved