A122402 - OEIS

A122402

A sequence of rectangular tables with row sums A122401 related to A002865 and A122172.

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

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OFFSET

0,16

COMMENTS

Sequence A002865 gives the number of rows in each rectangular table. A122402 is a subsequence of A122172.

LINKS

Table of n, a(n) for n=0..90.

EXAMPLE

There are four cyclic partitions of 6: 6, 42, 33 and 222; therefore the corresponding table is

1 1 1 1 1 1 1

1 2 3 3 3 2 1

1 2 3 4 3 2 1