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A127219 Even numbers with an even number of partitions. 7

%I #10 Feb 01 2019 20:39:38

%S 2,8,10,22,26,28,30,34,40,42,46,50,58,62,64,66,70,74,78,80,84,86,94,

%T 96,98,100,106,108,110,112,116,120,122,124,126,128,130,136,142,154,

%U 158,160,170,174,176,180,184,198,200,206,224,228,230,236,246,248

%N Even numbers with an even number of partitions.

%e 10 is in the sequence because the number of partitions of 10 is equal to 42 and both 10 and 42 are even numbers. - _Omar E. Pol_, Mar 18 2012

%p with(combinat): a:=proc(n) if numbpart(2*n) mod 2 = 0 then 2*n else fi end: seq(a(n),n=1..100); # _Emeric Deutsch_, Mar 31 2007

%K nonn

%O 1,1

%A _Zak Seidov_, Mar 28 2007

%E More terms a(50)-a(56) from _Omar E. Pol_, Mar 18 2012

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Last modified April 19 08:20 EDT 2024. Contains 371782 sequences. (Running on oeis4.)