A142157 Last digit of A003319(n).

1, 1, 3, 3, 1, 1, 7, 3, 3, 5, 3, 7, 5, 3, 3, 3, 3, 1, 3, 5, 1, 7, 9, 1, 5, 1, 7, 7, 3, 7, 7, 3, 9, 5, 1, 3, 9, 9, 1, 5, 3, 5, 5, 7, 1, 5, 1, 5, 9, 5, 3, 3, 5, 1, 9, 7, 9, 9, 5, 5, 5, 9, 1, 1, 3, 3, 1, 1, 7, 3, 3, 5, 3, 7, 5, 3, 3, 3, 3, 1, 3, 5, 1, 7, 9, 1, 5, 1, 7, 7, 3, 7, 7, 3, 9, 5, 1, 3, 9, 9, 1

Offset

1,3

Links

Table of n, a(n) for n=1..101.

Formula

A003319(n) mod 10.

Crossrefs

Sequence in context: A270273 A026515 A075772 * A119608 A375849 A364633

Adjacent sequences: A142154 A142155 A142156 * A142158 A142159 A142160

Keyword

nonn,base,less

Author

Paul Curtz, Sep 16 2008

Extensions

Edited and extended by R. J. Mathar, Feb 23 2009

Status

approved