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Search: id:A083290
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A083290 Number of partitions of n into distinct coprimes to n, which are also mutually relatively prime. +0
4
1, 0, 1, 1, 2, 1, 3, 2, 3, 2, 7, 2, 9, 3, 4, 5, 16, 3, 20, 4, 8, 7, 31, 5, 22, 9, 18, 9, 54, 4 (list; graph; listen)
OFFSET

1,5

COMMENT

a(n)<=A036998(n); see A082415 for numbers m with a(m)=A036998(m).

EXAMPLE

a(7)=3: 3+4=2+5=1+6=7; 7=1+2+4=1+2+2*2 does not count

(A036998(7)=4).

CROSSREFS

Cf. A000010, A000586.

Sequence in context: A078709 A023022 A100677 this_sequence A121842 A087825 A029206

Adjacent sequences: A083287 A083288 A083289 this_sequence A083291 A083292 A083293

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Apr 23 2003

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Last modified December 16 17:18 EST 2009. Contains 170825 sequences.


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