A118508 Triangle read by rows: R(n,k) = A002808(n) mod A002808(k), 0<k<=n.

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

Offset

1,2

Links

Table of n, a(n) for n=1..83.

Maple

A118508 := proc(n, k) A002808(n) mod A002808(k) ; end proc:
seq(seq(A118508(n, k), k=1..n), n=1..15) ; # R. J. Mathar, Nov 26 2010

Crossrefs

Cf. A002808.

Sequence in context: A325166 A025844 A035461 * A029305 A339441 A226914

Adjacent sequences: A118505 A118506 A118507 * A118509 A118510 A118511

Keyword

nonn,tabl

Author

Juri-Stepan Gerasimov, Nov 26 2010

Status

approved