A216161 [11^(5*10^n) mod 10^(2n+2) - 1]/(10^(2n+1)) mod 10.

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

Offset

1,1

Comments

11^50 ends in 23001

11^500 ends in 2230001

11^5000 ends in 422300001

11^50000 ends in 34223000001

The last digits before the zeros converge to this sequence.

Links

Table of n, a(n) for n=1..106.

Crossrefs

Cf. A007185, A016090, A091663, A018248, A091664, A018247.

A216159 gives 10's-complement.

Sequence in context: A182214 A339505 A351163 * A332502 A287870 A308190

Adjacent sequences: A216158 A216159 A216160 * A216162 A216163 A216164

Keyword

nonn,base

Author

V. Raman, Sep 02 2012

Status

approved