0,16

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

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

1 3 6 7 6 3 1

The tables begin:

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

...

Cf. A002865 A122172 A122401.

Sequence in context: A091327 A110540 A083475 this_sequence A008406 A039735 A129385

Adjacent sequences: A122399 A122400 A122401 this_sequence A122403 A122404 A122405

easy,more,nonn,tabf

Alford Arnold (Alford1940(AT)aol.com), Sep 02 2006