

A056870


Difference between partial sums of partition numbers (A026905) and partial sums of numbers of partitions into distinct parts (A026906).


1



0, 1, 2, 5, 9, 16, 26, 42, 64, 96, 140, 202, 285, 398, 547, 746, 1005, 1344, 1780, 2343, 3059, 3972, 5123, 6576, 8392, 10663, 13481, 16977, 21286, 26594, 33096, 41055, 50750, 62548, 76846, 94155, 115032, 140183, 170386, 206611, 249934, 301682
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OFFSET

1,3


COMMENTS

Table[ Sum[ PartitionsP[k], {k, 1, n}]  Sum[PartitionsQ[k], {k, 1, n}], {n, 1, 45}]


LINKS

Table of n, a(n) for n=1..42.


CROSSREFS

Cf. A026905, A026906, A056871.
Sequence in context: A097701 A225596 A211881 * A014739 A290464 A039946
Adjacent sequences: A056867 A056868 A056869 * A056871 A056872 A056873


KEYWORD

nonn


AUTHOR

Robert G. Wilson v, Sep 02 2000


STATUS

approved



