A216100 -id:A216100 - cp's OEIS frontend

A216131 a(n) = 11^n mod 1000.

1, 11, 121, 331, 641, 51, 561, 171, 881, 691, 601, 611, 721, 931, 241, 651, 161, 771, 481, 291, 201, 211, 321, 531, 841, 251, 761, 371, 81, 891, 801, 811, 921, 131, 441, 851, 361, 971, 681, 491, 401, 411, 521, 731, 41, 451, 961, 571, 281, 91, 1, 11, 121, 331, 641, 51, 561, 171, 881, 691, 601

Offset: 0

V. Raman, Sep 01 2012

Period = 50.

Vincenzo Librandi, Table of n, a(n) for n = 0..1000

Cf. A216100.

[Modexp(11, n, 1000): n in [0..110]]; // Vincenzo Librandi, Aug 16 2016

PowerMod[11, Range[0, 100], 1000] (* Vincenzo Librandi, Aug 16 2016 *)

PARI
```
for(i=0, 100, print(11^i%1000" "))
```

a(0) = 1 prepended and offset changed by Vincenzo Librandi, Aug 16 2016

A216132 11^n mod 10000.

Original entry on oeis.org

11, 121, 1331, 4641, 1051, 1561, 7171, 8881, 7691, 4601, 611, 6721, 3931, 3241, 5651, 2161, 3771, 1481, 6291, 9201, 1211, 3321, 6531, 1841, 251, 2761, 371, 4081, 4891, 3801, 1811, 9921, 9131, 441, 4851, 3361, 6971, 6681, 3491, 8401, 2411, 6521, 1731, 9041, 9451, 3961, 3571, 9281, 2091, 3001, 3011, 3121, 4331, 7641

Offset: 1

V. Raman, Sep 01 2012

Period = 500.

V. Raman, Table of n, a(n) for n = 1..500

Cf. A216100.

PARI
```
for(i=1, 500, print(11^i%10000" "))
```

cp's OEIS Frontend

A216131 a(n) = 11^n mod 1000.

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