A129127 An irregular table of node numbers (in order of appearance) which generate two children in the tree described by A128628 and A129129.

2, 3, 5, 6, 7, 10, 11, 14, 15, 18, 13, 22, 21, 30, 17, 26, 33, 35, 42, 50, 54, 19, 34, 39, 55, 66, 70, 75, 90

Offset

1,1

Comments

Shape sequence for A129127 is A002865 since the odd numbers can be mapped to cyclic partitions. The sequence contains the same values as A129128 which is sorted by the associated odd numbers.

Links

Table of n, a(n) for n=1..29.

Crossrefs

Cf. A002865, A128628, A129128, A129129.

Sequence in context: A117344 A117204 A354356 * A078135 A073328 A119988

Adjacent sequences: A129124 A129125 A129126 * A129128 A129129 A129130

Keyword

nonn,tabf

Author

Alford Arnold, Apr 01 2007

Status

approved