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A102108 Numbers of partitions of 2n into n primes. 1

%I #5 Mar 30 2012 18:40:00

%S 1,1,2,3,5,7,10,14,19,26,35,46,60,77,98,124,157,197,244,302,372,456,

%T 557,677,819,987,1186,1420,1695,2018,2394,2833,3344,3936,4624,5419,

%U 6336,7393,8608,10003,11603,13435,15527,17914,20636,23732,27251,31246,35772

%N Numbers of partitions of 2n into n primes.

%e a(2)=1 since 4 = 2+2;

%e a(3)=2 since 6 = 3+3 = 2+2+2;

%e a(4)=3 since 8 = 3+5 = 2+3+3 = 2+2+2+2.

%Y Bisection of A000607.

%K nonn

%O 1,3

%A _Giovanni Teofilatto_, Feb 14 2005

%E Edited, corrected and extended by _Ray Chandler_ Feb 27 2005

%E More terms from _Giovanni Teofilatto_, Feb 14 2005

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Last modified May 7 16:48 EDT 2024. Contains 372310 sequences. (Running on oeis4.)