A321078 - OEIS

A321078

Digits of one of the two 11-adic integers sqrt(5).

4, 4, 10, 4, 0, 9, 5, 8, 7, 7, 3, 9, 7, 4, 1, 8, 10, 5, 10, 8, 10, 2, 5, 6, 10, 10, 3, 10, 2, 2, 1, 6, 6, 5, 7, 10, 0, 6, 9, 8, 3, 1, 6, 5, 3, 1, 9, 0, 5, 8, 8, 10, 4, 8, 9, 1, 9, 7, 1, 2, 1, 0, 5, 0, 2, 9, 1, 5, 2, 1, 3, 1, 7, 10, 3, 5, 0, 4, 10, 5, 1, 2, 10, 2, 1, 3, 0

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OFFSET

0,1

COMMENTS

This square root of 5 in the 11-adic field ends with digit 4. The other, A321079, ends with digit 7.

LINKS

Seiichi Manyama, Table of n, a(n) for n = 0..10000

Wikipedia, p-adic number

FORMULA

a(n) = (A321076(n+1) - A321076(n))/11^n.

For n > 0, a(n) = 10 - A321079(n).

EXAMPLE