

A181670


Triangle read by rows: 2^(n1) mod prime(k), 1<=k<=n.


3



1, 0, 2, 0, 1, 4, 0, 2, 3, 1, 0, 1, 1, 2, 5, 0, 2, 2, 4, 10, 6, 0, 1, 4, 1, 9, 12, 13, 0, 2, 3, 2, 7, 11, 9, 14, 0, 1, 1, 4, 3, 9, 1, 9, 3, 0, 2, 2, 1, 6, 5, 2, 18, 6, 19, 0, 1, 4, 2, 1, 10, 4, 17, 12, 9, 1, 0, 2, 3, 4, 2, 7, 8, 15, 1, 18, 2, 13, 0, 1, 1, 1, 4, 1, 16, 11, 2, 7, 4, 26, 37, 0, 2, 2, 2, 8, 2, 15
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OFFSET

1,3


LINKS

Table of n, a(n) for n=1..98.


EXAMPLE

1;
0,2;
0,1,4;
0,2,3,1;
0,1,1,2,5;
0,2,2,4,10,6;
0,1,4,1,9,12,13;
0,2,3,2,7,11,9,14;
0,1,1,4,3,9,1,9,3;


MATHEMATICA

Flatten[Table[Mod[2^(n1), Prime[k]], {n, 14}, {k, n}]]


CROSSREFS

Cf. A174620.
Sequence in context: A131487 A230747 A308628 * A261251 A039991 A081265
Adjacent sequences: A181667 A181668 A181669 * A181671 A181672 A181673


KEYWORD

nonn,tabl


AUTHOR

JuriStepan Gerasimov, Dec 02 2010


EXTENSIONS

Corrected by T. D. Noe, Dec 02 2010


STATUS

approved



