A294106 Sum of products of terms in all partitions of 3*n into distinct powers of 3.

1, 3, 0, 9, 27, 0, 0, 0, 0, 27, 81, 0, 243, 729, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 81, 243, 0, 729, 2187, 0, 0, 0, 0, 2187, 6561, 0, 19683, 59049, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0

Offset

0,2

Links

Seiichi Manyama, Table of n, a(n) for n = 0..1000

Example

n | partitions of 3*n into distinct powers of 3 | a(n)
------------------------------------------------------
1 | 3                                           |  3
2 |                                             |  0
3 | 9                                           |  9
4 | 9 + 3                                       | 27

Crossrefs

Cf. A029930, A039966, A294298.

Sequence in context: A167352 A318303 A336710 * A094472 A347999 A028850

Adjacent sequences: A294103 A294104 A294105 * A294107 A294108 A294109

Keyword

nonn

Author

Seiichi Manyama, Oct 28 2017

Status

approved