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Search: id:A052002
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A052002 Numbers with an odd number of partitions. +0
7
0, 1, 3, 4, 5, 6, 7, 12, 13, 14, 16, 17, 18, 20, 23, 24, 29, 32, 33, 35, 36, 37, 38, 39, 41, 43, 44, 48, 49, 51, 52, 53, 54, 56, 60, 61, 63, 67, 68, 69, 71, 72, 73, 76, 77, 81, 82, 83, 85, 87, 88, 89, 90, 91, 92, 93, 95, 99, 102, 104, 105, 107, 111, 114, 115, 118, 119, 121 (list; graph; listen)
OFFSET

0,3

COMMENT

Intersection of A005408 and A000041; A000035(a(n))*A167392(a(n))=1. [From Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Nov 03 2009]

PROGRAM

(PARI) \ps150 (seriesprecision = 150 significant terms) ? for(n=0, 100, p=polcoeff(1/eta(x), n, x); if((1-(-1)^p)/2==1, print1(n, ", ")))

CROSSREFS

Cf. A052003, A001560, A000041.

A052001. [From Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Nov 03 2009]

Sequence in context: A137922 A099562 A133896 this_sequence A070916 A078305 A072599

Adjacent sequences: A051999 A052000 A052001 this_sequence A052003 A052004 A052005

KEYWORD

nonn,base,new

AUTHOR

Patrick De Geest (pdg(AT)worldofnumbers.com), Nov 15 1999.

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Last modified November 24 23:16 EST 2009. Contains 167481 sequences.


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